r1bq1b1r/1p1pk1pp/1n2pp2/2pP1PB1/p6P/PQP2N2/R3P1P1/1N1K1B1R w - c6 0 18
FEN state: r1bq1b1r/1p1pk1pp/1n2pp2/2pP1PB1/p6P/PQP2N2/R3P1P1/1N1K1B1R w - c6 0 18 ; Best move: b3b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at d7, black king at e7, black pawn at g7 and black pawn at h7. Black knight at b6, black pawn at e6 and black pawn at f6. Black pawn at c5, white pawn at d5, white pawn at f5 and white bishop at g5. Black pawn at a4 and white pawn at h4. White pawn at a3, white queen at b3, white pawn at c3 and white knight at f3. White rook at a2, white pawn at e2 and white pawn at g2. White knight at b1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. En Passant Target Square: c6. White to move.