rnb1k2r/1p2qp1p/3pp1pn/p7/Pp2PP2/2N5/3PK1PP/R1BQ1BNR w kq - 0 10
FEN state: rnb1k2r/1p2qp1p/3pp1pn/p7/Pp2PP2/2N5/3PK1PP/R1BQ1BNR w kq - 0 10 ; Best move: c3b5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black queen at e7, black pawn at f7 and black pawn at h7. Black pawn at d6, black pawn at e6, black pawn at g6 and black knight at h6. Black pawn at a5. White pawn at a4, black pawn at b4, white pawn at e4 and white pawn at f4. White knight at c3. White pawn at d2, white king at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. White to move.