D04 Queen's Pawn Game: Colle System

1.d4 d5 2.Nf3 Nf6 3.e3

• D05 Queen's Pawn Game: Colle System

  3...e6 4.Bd3 c5 5.O‑O

• D05 Queen's Pawn Game: Colle System

  3...e6 4.Bd3 c5 5.O‑O Nbd7 6.c3

• D05 Queen's Pawn Game: Colle System

  3...e6 4.Bd3 c5 5.O‑O Bd6 6.b3

• D05 Queen's Pawn Game: Colle System

  3...e6 4.Bd3 b6 5.O‑O

• D04 Queen's Pawn Game: Colle System

  1.d4 d5 2.Nf3 Nf6 3.e3

• D04 Queen's Pawn Game: Colle System

  3...c5 4.dxc5

• A43 Benoni Defense: Benoni-Indian Defense, Kingside Move Order

  1.d4 Nf6 2.Nf3 c5 3.d5

• A46 Yusupov-Rubinstein System

  1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.O‑O c5 6.Nbd2

• A48 East Indian Defense

  1.d4 Nf6 2.Nf3 g6 3.e3 Bg7 4.Be2 O‑O 5.O‑O

• A40 Queen's Pawn Game

  1.d4