Philidor & Lopez Countergambit Variation Tree | Position-by-position Computer Analysis
1. 4.d3
1. 4...Be7
2. 4...c6
1. 5.a4
3. 5.Nc3
4. 5.0-0
3. 4...Nc6
1. 5.Nc3
3. 5.0-0
2. 4.Bc4
1. 4...exd4
3. 4...Nc6
1. 5.dxe5
2. 5...fxe4
2. 6...Ne7
1. 6.Bg5 Be7 7.Nxe5 dxe4 8.Qh5 g6 9.Nxg6 Bg4 10.Qxg4 hxg6
1. 11.Be3
2. 11.Qe5
3. 11.Qxe4
2. 6.Nfd2
3. 6.Nxe5 dxe4 7.Qh5 g6 8.Nxg6 hxg6 9.Qxh8 Kf7
2. 5.Nfd2
1. 7.Bd2 Qxg5 8.Bxb4 d4 9.Qxd4 Nc6
2. 9...Nc6
2. 6.e6
1. 6...Bb4 7.c3 Bc5 8.Nxe4 Be7
2. 6...Bc5
1. 7.Nc3
3. 7.Nxe4 Bb4 8.c3 dxe4 9.Qxd8 Kxd8 10.cxb4 Bxe6 11.Nc3 Nf6 12.Bg5 Nbd7
3. 6...Nc6
4. 6...Nf6 7.Nf7 Qe7 8.Nxh8 Bxe6
1. 8.Be3 Nf5 9.Nf7 Nxe3 10.fxe3
2. 8.g3
1. 8...g6
3. 8.Ngxe4
1. 8...dxe4 9.Qh5 g6 10.Qe5 Rg8 11.Bg5 Bg7 12.e7 Qd7 13.Qf4 Qf5
2. 8...Nf5
1. 9.Ng3
3. 6.f4
4. 6.g3
4. 4.exf5
1. 4...Bxf5 5.Nc3 e4 6.Ng5 d5 7.f3 e3 8.Bxe3 h6
2. 4...e4
1. 5.Ne5
1. 5...Bxf5
2. 5.Nfd2
1. 6.c4
2. 6.d5
4. 6.Ne2
4. 5.Ng5
1. 5...Bxf5 6.Nc3 d5 7.f3 e3 8.Bxe3
2. 5...Nf6
5. 5.Qe2
1. 5...d5
2. 6.Ned2
3. 6.Neg5
4. 6.Ng3
2. 5...Nf6
1. 6.Bb5
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