r2qkbnr/p1ppp3/b1n3p1/3P3p/1p2Pp2/PP4PP/2PN1P2/RNBQK2R w kq - 1 13
FEN state: r2qkbnr/p1ppp3/b1n3p1/3P3p/1p2Pp2/PP4PP/2PN1P2/RNBQK2R w kq - 1 13 ; Best move: c1b2
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at e7. Black bishop at a6, black knight at c6 and black pawn at g6. White pawn at d5 and black pawn at h5. Black pawn at b4, white pawn at e4 and black pawn at f4. White pawn at a3, white pawn at b3, white pawn at g3 and white pawn at h3. White pawn at c2, white knight at d2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 13. White to move.