1rb1k1n1/1p1p1qp1/2P1pB1r/p6p/PP3Pn1/2N5/2P1P1P1/1R2KBbR w K - 0 20
FEN state: 1rb1k1n1/1p1p1qp1/2P1pB1r/p6p/PP3Pn1/2N5/2P1P1P1/1R2KBbR w K - 0 20 ; Best move: c3e4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black knight at g8. Black pawn at b7, black pawn at d7, black queen at f7 and black pawn at g7. White pawn at c6, black pawn at e6, white bishop at f6 and black rook at h6. Black pawn at a5 and black pawn at h5. White pawn at a4, white pawn at b4, white pawn at f4 and black knight at g4. White knight at c3. White pawn at c2, white pawn at e2 and white pawn at g2. White rook at b1, white king at e1, white bishop at f1, black bishop at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 20. White to move.