rqb1k2r/3p2p1/np1bPn1p/2p1Qp2/p1P1PP2/PP4PP/R2N2B1/1NB1K1R1 w - - 1 20
FEN state: rqb1k2r/3p2p1/np1bPn1p/2p1Qp2/p1P1PP2/PP4PP/R2N2B1/1NB1K1R1 w - - 1 20 ; Best move: e5f5
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at d7 and black pawn at g7. Black knight at a6, black pawn at b6, black bishop at d6, white pawn at e6, black knight at f6 and black pawn at h6. Black pawn at c5, white queen at e5 and black pawn at f5. Black pawn at a4, white pawn at c4, white pawn at e4 and white pawn at f4. White pawn at a3, white pawn at b3, white pawn at g3 and white pawn at h3. White rook at a2, white knight at d2 and white bishop at g2. White knight at b1, white bishop at c1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.