2bqkb1r/rppppn2/2n3B1/6pp/p1P1P3/N7/PPQPNPPP/R1B2RK1 b k - 3 10
FEN state: 2bqkb1r/rppppn2/2n3B1/6pp/p1P1P3/N7/PPQPNPPP/R1B2RK1 b k - 3 10 ; Best move: c6e5
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7 and black knight at f7. Black knight at c6 and white bishop at g6. Black pawn at g5 and black pawn at h5. Black pawn at a4, white pawn at c4 and white pawn at e4. White knight at a3. White pawn at a2, white pawn at b2, white queen at c2, white pawn at d2, white knight at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 10. Black to move.