(A24) Cerrada
1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3
(A24) Hort
1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6