rnb2b1r/p2p2kp/4Bn2/1ppP4/1QP1pP1P/6P1/PP2K3/RN4NR b - - 4 20
FEN state: rnb2b1r/p2p2kp/4Bn2/1ppP4/1QP1pP1P/6P1/PP2K3/RN4NR b - - 4 20 ; Best move: c5b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7, black king at g7 and black pawn at h7. White bishop at e6 and black knight at f6. Black pawn at b5, black pawn at c5 and white pawn at d5. White queen at b4, white pawn at c4, black pawn at e4, white pawn at f4 and white pawn at h4. White pawn at g3. White pawn at a2, white pawn at b2 and white king at e2. White rook at a1, white knight at b1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. Black to move.