rn2kb1r/q2b1p1p/3p2p1/4p3/3BP1nP/1PN2P2/P1PPB1P1/1R1QK1NR b Kkq - 2 18
FEN state: rn2kb1r/q2b1p1p/3p2p1/4p3/3BP1nP/1PN2P2/P1PPB1P1/1R1QK1NR b Kkq - 2 18 ; Best move: e5d4
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black queen at a7, black bishop at d7, black pawn at f7 and black pawn at h7. Black pawn at d6 and black pawn at g6. Black pawn at e5. White bishop at d4, white pawn at e4, black knight at g4 and white pawn at h4. White pawn at b3, white knight at c3 and white pawn at f3. White pawn at a2, white pawn at c2, white pawn at d2, white bishop at e2 and white pawn at g2. White rook at b1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 18. Black to move.