{"id":42094,"date":"2022-09-08T06:00:00","date_gmt":"2022-09-08T04:00:00","guid":{"rendered":"https:\/\/funbridge.com\/blog\/?p=42094"},"modified":"2025-07-03T13:52:49","modified_gmt":"2025-07-03T12:52:49","slug":"defense-against-an-artificial-intervention-over-1nt","status":"publish","type":"post","link":"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/","title":{"rendered":"D\u00e9fense contre une intervention artificielle sur l\u2019ouverture de 1SA fort."},"content":{"rendered":"\n
\"Defense<\/figure>\n\n\n\n
<\/div>\n\n\n\n

Le Sans-Atout fort l\u2019\u00e9tant de moins en moins, les interventions sur cette ouverture fleurissent, souvent artificielles.Il convient de savoir r\u00e9agir aux trois principales interventions auxquelles vous serez confront\u00e9 \u00e0 la table (ou devant votre ordinateur…): le contre mineure-majeure, le 2♣️ Landy et le 2♦️ multi. Fini les pataqu\u00e8s gr\u00e2ce \u00e0 cette mise au point simple et efficace.<\/strong><\/p><\/blockquote>\n\n\n\n

<\/div>\n\n\n\n\n\n\n

1. Contre bicolore mineure-majeure<\/strong><\/h2>\n\n\n\n
<\/div>\n\n\n\n

Une r\u00e8gle simple : on n\u2019entend pas le contre, c\u2019est-\u00e0-dire que vous ench\u00e9rissez comme s\u2019il n\u2019y avait pas eu d\u2019intervention.<\/p>\n\n\n\n

<\/div>\n\n\n\n
  • 2♣️ : Stayman.<\/li><\/ul>\n\n\n\n
    <\/div>\n\n\n
    \n
    \"\"
    Vous \u00eates en Sud.
    (*) Mineure \u2013 majeure.<\/figcaption><\/figure><\/div>\n\n\n
    <\/div>\n\n\n\n
    • 2♦️, 2♥️, 2♠️ et 2SA: Texas (2♠️ Texas Tr\u00e8fle et 2SA Texas Carreau)<\/li><\/ul>\n\n\n\n
      <\/div>\n\n\n
      \n
      \"\"
      Vous \u00eates en Sud.
      (*) Mineure \u2013 majeure.<\/figcaption><\/figure><\/div>\n\n\n
      <\/div>\n\n\n\n

      Familiarisez-vous avec ce Texas qui peut vous para\u00eetre inhabituel.<\/p>\n\n\n\n

      • Surcontre: l\u2019ench\u00e8re de 2SA, 8-9H sans majeure quatri\u00e8me.<\/li><\/ul>\n\n\n\n
        <\/div>\n\n\n
        \n
        \"\"
        Vous \u00eates en Sud.
        (*) Mineure \u2013 majeure.<\/figcaption><\/figure><\/div>\n\n\n
        <\/div>\n\n\n\n
        • 3♣️: Puppet Stayman si cela fait partie de votre syst\u00e8me. Sinon, jouez-le naturel, ench\u00e8re de chelem.<\/li>
        • 3♦️, 3♥️ et 3♠️: naturel, six cartes, ench\u00e8res de chelem.<\/li><\/ul>\n\n\n\n
          <\/div>\n\n\n\n

          Remarque<\/strong><\/p>\n\n\n\n

          Vous pouvez vous passer de ces ench\u00e8res au palier de 3 ou bien leur donner une autre signification.<\/p>\n\n\n\n

          • 3SA: tr\u00e8s fr\u00e9quent, sans se pr\u00e9occuper des tenues.<\/li><\/ul>\n\n\n\n
            <\/div>\n\n\n
            \n
            \"\"
            Vous \u00eates en Sud.
            (*) Mineure \u2013 majeure.<\/figcaption><\/figure><\/div>\n\n\n
            <\/div>\n\n\n\n

            2. 2♣️ Landy, appel aux majeures, 5+<\/sup> – 4+<\/sup><\/strong><\/h2>\n\n\n\n
            <\/div>\n\n\n\n
            • 3SA: distribution r\u00e9guli\u00e8re, avec ou sans tenue dans les majeures, 9+<\/sup> – 15H.<\/li><\/ul>\n\n\n\n
              <\/div>\n\n\n
              \n
              \"\"
              Vous \u00eates en Sud.
              (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
              <\/div>\n\n\n\n

              Pas de contrat alternatif. N\u2019aidez pas vos adversaires \u00e0 entamer !<\/p>\n\n\n\n

              <\/div>\n\n\n
              \n
              \"\"
              Vous \u00eates en Sud.
              (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
              <\/div>\n\n\n\n

              Faire un Texas pour vos Carreaux ne r\u00e9sou-dra pas vos probl\u00e8mes. Ici encore, vous voulez jouer 3 Sans-Atout et rien d\u2019autre.<\/p>\n\n\n\n

              <\/div>\n\n\n\n
              • Contre: 8H+<\/sup>, r\u00e9gulier, engage un proces-sus punitif.<\/li><\/ul>\n\n\n\n
                <\/div>\n\n\n
                \n
                \"\"
                Vous \u00eates en Sud.
                (1) Landy.
                (2) \u201cChoisis.\u201d<\/figcaption><\/figure><\/div>\n\n\n
                <\/div>\n\n\n\n

                Punitif.<\/p>\n\n\n\n

                <\/div>\n\n\n\n
                • 2♦️: naturel, non forcing. Reste une en-ch\u00e8re libre<\/li><\/ul>\n\n\n
                  \n
                  \"\"
                  Vous \u00eates en Sud.
                  (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
                  • 2♥️ et 2♠️: forcing de manche. Singleton dans l\u2019autre majeure (ou singleton nomm\u00e9, comme apr\u00e8s un Texas mineur, en accord avec vos habitudes), bicolore mineur 4-4 ou 5-4.<\/li><\/ul>\n\n\n\n
                    <\/div>\n\n\n
                    \n
                    \"\"
                    Vous \u00eates en Sud.
                    (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
                    <\/div>\n\n\n\n

                    Une manche mineure doit \u00eatre d\u00e9clar\u00e9e si l\u2019ouvreur ne tient pas les Piques.<\/p>\n\n\n\n

                    • 2SA: Texas Tr\u00e8fle. Ench\u00e8re libre, sans pr\u00e9cision de zone.<\/li>
                    • 3♣️: Texas Carreau. Forcing de manche. Sinon, r\u00e9pondre 2♦️.<\/li>
                    • 3♦️: une majeure cinqui\u00e8me. Forcing de manche. Main avec laquelle on envisage de jouer 4 C\u0153urs ou 4 Piques (indispensable avec un singleton dans l\u2019autre majeure).<\/li><\/ul>\n\n\n\n

                      Sur 3♦️, 3♥️ est relais puis:<\/p>\n\n\n\n

                      • 3♠️: cinq cartes \u00e0 C\u0153ur.<\/li>
                      • 3SA: cinq cartes \u00e0 Pique. Pour faire jouer de la bonne main.<\/li><\/ul>\n\n\n\n
                        <\/div>\n\n\n\n
                        <\/div>\n\n\n
                        \n
                        \"\"<\/figure><\/div>\n\n\n
                        <\/div>\n\n\n
                        \n
                        \"\"
                        (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
                        <\/div>\n\n\n\n
                        • 3♥️ et 3♠️ : 5-5 mineur, chicane dans l\u2019autre majeure, avec des ambitions de chelem.<\/li><\/ul>\n\n\n\n
                          <\/div>\n\n\n
                          \n
                          \"\"
                          Vous \u00eates en Sud.
                          (*) Landy.<\/figcaption><\/figure><\/div>\n\n\n
                          <\/div>\n\n\n\n

                          R\u00e8gles<\/strong><\/p>

                          Sur 2♣️ Landy comme sur 2♦️ multi, le contre, qui promet 8H+<\/sup>, induit un processus punitif (ce qui ne signifie pas que vous punissiez syst\u00e9matiquement l\u2019adversaire…).<\/p><\/blockquote>\n\n\n\n

                          <\/div>\n\n\n\n

                          3. 2♦️ multi, une majeure sixi\u00e8me, 9H+<\/sup><\/strong><\/h2>\n\n\n\n
                          <\/div>\n\n\n\n
                          • Contre: garantit une majeure quatri\u00e8me, 8H+<\/sup>, toutes distributions. Induit un pro-cessus punitif.<\/li><\/ul>\n\n\n\n
                            <\/div>\n\n\n\n
                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                            Naturel, avec quatre cartes \u00e0 C\u0153ur, par inf\u00e9rence.<\/p>\n\n\n\n

                            <\/div>\n\n\n\n
                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                            Punitif.<\/p>\n\n\n\n

                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                            Quatre cartes \u00e0 C\u0153ur, main r\u00e9guli\u00e8re sans tenue \u00e0 Pique.<\/p>\n\n\n\n

                            <\/div>\n\n\n\n
                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n
                            <\/div>\n\n\n\n

                            Quatre cartes \u00e0 C\u0153ur et la tenue \u00e0 Pique.<\/p>\n\n\n\n

                            <\/div>\n\n\n\n
                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                            Punitif.<\/p>\n\n\n\n

                            <\/div>\n\n\n
                            \n
                            \"\"
                            Vous \u00eates en Sud.
                            (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                            Passe. Si le partenaire contre 2 C\u0153urs, c\u2019est No\u00ebl, sinon on jouera 4 Piques.<\/p>\n\n\n\n

                            • 2♥️ et 2♠️: naturel, non forcing.<\/li>
                            • 2SA: Texas Tr\u00e8fle, sans pr\u00e9cision de zone. D\u00e9nie une majeure quatri\u00e8me dans la zone de la manche.<\/li><\/ul>\n\n\n\n
                              <\/div>\n\n\n
                              \n
                              \"\"
                              Vous \u00eates en Sud.
                              (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                              Singleton \u00e0 Pique.<\/p>\n\n\n\n

                              • 3♣️ : Texas Carreau, sans pr\u00e9cision de zone. D\u00e9nie une majeure quatri\u00e8me dans la zone de la manche.<\/li><\/ul>\n\n\n\n
                                <\/div>\n\n\n
                                \n
                                \"\"
                                Vous \u00eates en Sud.
                                (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n

                                Pour jouer 3 Carreaux ou se pr\u00e9parer \u00e0 su-rench\u00e9rir \u00e0 haut palier \u00e0 Carreau, en at-taque-d\u00e9fense.<\/p>\n\n\n\n

                                • 3♦️<\/strong>: Texas C\u0153ur, forcing de manche.<\/li><\/ul>\n\n\n\n
                                  <\/div>\n\n\n
                                  \n
                                  \"\"
                                  Vous \u00eates en Sud.
                                  (1) Multi.
                                  (2) Agr\u00e9e les C\u0153urs ou indique que l\u2019on ne tient pas les Piques.<\/figcaption><\/figure><\/div>\n\n\n

                                  Ench\u00e8re naturelle vers un chelem.<\/p>\n\n\n\n

                                  • 3♥️: Texas Pique, forcing de manche.<\/li>
                                  • 3SA : 9+<\/sup> – 15H, soit avec une tenue dans les deux majeures, soit gambling sans aucune majeure tenue et pas de contrat alternatif (exemple : ♠️964 ♥️532 ♦️<\/strong>AR8 ♣️RV104).<\/li>
                                  • Passe suivi de contre: d\u2019appel, 8H+<\/sup> sans majeure quatri\u00e8me.<\/li><\/ul>\n\n\n\n
                                    <\/div>\n\n\n
                                    \n
                                    \"\"
                                    Vous \u00eates en Sud.
                                    (*) Multi.<\/figcaption><\/figure><\/div>\n\n\n
                                    <\/div>\n\n\n\n

                                    Attention ! Comme le passe de Sud peut cacher une main forte, si le joueur num\u00e9ro 4 passe sur 2♦️<\/strong> avec une longue \u00e0 Carreau et une main faible, l\u2019ouvreur doit r\u00e9veiller. Risky business!<\/em><\/p>\n\n\n\n

                                    <\/div>\n\n\n\n

                                    Qu’avez-vous pens\u00e9 de cet article d’Alain L\u00e9vy ?<\/strong><\/h2>\n\n\n\n

                                    Partagez votre avis avec la communaut\u00e9 Funbridge en commentaires ci-dessous !<\/p>\n","protected":false},"excerpt":{"rendered":"

                                    Le Sans-Atout fort l\u2019\u00e9tant de moins en moins, les interventions sur cette ouverture fleurissent, souvent artificielles.Il convient de savoir r\u00e9agir aux trois principales interventions auxquelles vous serez confront\u00e9 \u00e0 la table (ou devant votre ordinateur…): le contre mineure-majeure, le 2♣️ Landy et le 2♦️ multi. Fini les pataqu\u00e8s gr\u00e2ce \u00e0 cette mise au point simple et efficace. 1. Contre bicolore mineure-majeure Une r\u00e8gle simple : on n\u2019entend pas le contre, c\u2019est-\u00e0-dire que vous ench\u00e9rissez comme s\u2019il n\u2019y avait pas eu d\u2019intervention. 2♣️ : Stayman. 2♦️, 2♥️, 2♠️ et 2SA: Texas (2♠️ Texas Tr\u00e8fle et 2SA Texas Carreau) Familiarisez-vous avec ce\u2026<\/p>\n","protected":false},"author":26,"featured_media":50776,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14921],"tags":[1565],"access":[13325],"class_list":["post-42094","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cours-exercices-bridge","tag-cours-et-exercices","access-premium-plus"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"acf":[],"yoast_head":"\nD\u00e9fense contre une intervention artificielle sur l\u2019ouverture de 1SA fort. - Blog Funbridge<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00e9fense contre une intervention artificielle sur l\u2019ouverture de 1SA fort. - Blog Funbridge\" \/>\n<meta property=\"og:description\" content=\"Le Sans-Atout fort l\u2019\u00e9tant de moins en moins, les interventions sur cette ouverture fleurissent, souvent artificielles.Il convient de savoir r\u00e9agir aux trois principales interventions auxquelles vous serez confront\u00e9 \u00e0 la table (ou devant votre ordinateur…): le contre mineure-majeure, le 2♣️ Landy et le 2♦️ multi. Fini les pataqu\u00e8s gr\u00e2ce \u00e0 cette mise au point simple et efficace. 1. Contre bicolore mineure-majeure Une r\u00e8gle simple : on n\u2019entend pas le contre, c\u2019est-\u00e0-dire que vous ench\u00e9rissez comme s\u2019il n\u2019y avait pas eu d\u2019intervention. 2♣️ : Stayman. 2♦️, 2♥️, 2♠️ et 2SA: Texas (2♠️ Texas Tr\u00e8fle et 2SA Texas Carreau) Familiarisez-vous avec ce\u2026\" \/>\n<meta property=\"og:url\" content=\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog Funbridge\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Funbridge\/\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-08T04:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-03T12:52:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/defense-against-an-artificial-intervention-over-1nt.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alain L\u00e9vy\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@funbridge\" \/>\n<meta name=\"twitter:site\" content=\"@funbridge\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Alain L\u00e9vy\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\"},\"author\":{\"name\":\"Alain L\u00e9vy\",\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/person\/1e8a36d2186668746f34fe276f5cd1bd\"},\"headline\":\"D\u00e9fense contre une intervention artificielle sur l\u2019ouverture de 1SA fort.\",\"datePublished\":\"2022-09-08T04:00:00+00:00\",\"dateModified\":\"2025-07-03T12:52:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\"},\"wordCount\":866,\"commentCount\":5,\"publisher\":{\"@id\":\"https:\/\/funbridge.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/defense-against-an-artificial-intervention-over-1nt.jpg\",\"keywords\":[\"cours et exercices\"],\"articleSection\":[\"Cours et exercices de bridge en ligne\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\",\"url\":\"https:\/\/funbridge.com\/blog\/fr\/defense-against-an-artificial-intervention-over-1nt\/\",\"name\":\"D\u00e9fense contre une intervention artificielle sur l\u2019ouverture de 1SA fort. - 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Il a gagn\u00e9 trois titres de champion du monde avec l\u2019\u00e9quipe de France Open et a \u00e9galement remport\u00e9 un nombre incalculable de titres nationaux. Il \u00e9crit des articles de bridge cibl\u00e9s sur les entames pour Bridgerama+ ainsi que pour Figaro Magazine. Il d\u00e9taille principalement ses analyses de ses parties sur le blog. 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