rn1q2r1/2pp2p1/1pn2pk1/p1b1p1Pp/PP2P3/B1PP1N1P/2R2P2/1NQ1KB1R w K - 1 19
FEN state: rn1q2r1/2pp2p1/1pn2pk1/p1b1p1Pp/PP2P3/B1PP1N1P/2R2P2/1NQ1KB1R w K - 1 19 ; Best move: b4c5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black rook at g8. Black pawn at c7, black pawn at d7 and black pawn at g7. Black pawn at b6, black knight at c6, black pawn at f6 and black king at g6. Black pawn at a5, black bishop at c5, black pawn at e5, white pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4 and white pawn at e4. White bishop at a3, white pawn at c3, white pawn at d3, white knight at f3 and white pawn at h3. White rook at c2 and white pawn at f2. White knight at b1, white queen at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 19. White to move.