No title supplied
  • 1 ♣ 11+ 3+ ♣
    17–19 2+ ♣
    20–21 2+ !C
    • 1 ♦ shows ♥
      • 1 ♥ acceptance 2–3 cards likely 11–13 BAL
        • 2 ♥ non INV
        • 3 ♥ SLAM INV else XYZ
        • 1NT NAT NF weak
        • 2 ♣ ART INV or SIGNOFF in ♣ or ♦
          • 2 ♦ forced
          • Pass SIGNOFF in ♦
          • 2 ♥ 5+ ♥ INV
        • 2 ♦ ART GF
      • 2 ♥ 11–15 4 carte regular game try
      • 3 ♥ 16–17 4 carte
      • 4 ♥ 18–19 4 carte
      • 1 ♠ UNBAL possibili 3 carte ♥
      • 2 ♠ UNBAL ♣ – ♠ forte
      • 1NT BAL 17–19 1NT sys on
      • 2NT BAL 20–21 2NT sys on
      • 2 ♣ 6 ♣ to play 2 carte ♥
      • 3 ♣ 6 ♣ INV 2 carte ♥
        • 1 ♥ picche
    • 1 ♠ bal 6–9 o 12–13 o debole/forte con ♣
      • 1NT
        • 2 ♣ 6–9 5 ♣
        • 3 ♣ 6–9 6 ♣
        • 2 ♥ 10+ 5+ ♣
        • 2 ♦ 6–9 5 ♦
        • 3 ♦ 6–9 6 ♦
        • 2 ♠ 6 ♦ 4 ♣ o 55
          • 3 ♣ ♦ min NF
          • 2NT
            • 3 ♣ 64
              • 3 ♦ conferma ♦
    • 1NT 10–11 BAL
    • 2 ♣ quadri 10+
      • 2 ♦ solo 2 carte di ♦ forcing fino a 2NT
      • 2 ♥ ♠ stopper 3 carte ♦ forcing fino a 3 ♦
      • 2NT both M stopper
        • 3 ♣ ♦ min NF
    • 2 ♦ NAT PRE
    • 2 ♥ 55 ♥ ♠ debole
    • 2 ♠ 55 ♥ ♠ INV
    • 2NT bal 14–15 o 18+ possibili quarte maggiori
    • 3 ♣ 0–5 6 ♣ (5 con singleton M)
    • 3 ♦ ♥ ♠ SPL 6 ♣ 15–17
    • 3NT 16–17 4333 NO quarte maggiori
    • 4 ♣ PRE
    • 4 ♦ ♥ ♠ EKB