4kbnr/r3q1pp/3pB3/pp4B1/2p1P2P/3Q2P1/PPPKP3/RN4NR b k - 0 18
FEN state: 4kbnr/r3q1pp/3pB3/pp4B1/2p1P2P/3Q2P1/PPPKP3/RN4NR b k - 0 18 ; Best move: e7e6
The current state of the chess board is: Black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black queen at e7, black pawn at g7 and black pawn at h7. Black pawn at d6 and white bishop at e6. Black pawn at a5, black pawn at b5 and white bishop at g5. Black pawn at c4, white pawn at e4 and white pawn at h4. White queen at d3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at c2, white king at d2 and white pawn at e2. White rook at a1, white knight at b1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 18. Black to move.