(C71) Three Knights
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 4. Nc3
(C71) Noah's Ark Trap
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 4. d4 b5 6.Bb3 exd4 7.Nxd4 Nxd4 8.Qxd4
(C71) Keres
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 4. c4