rn6/p3k3/3p2p1/qppKP1b1/1P5r/1QP5/P2P2PR/RNB2B2 w - - 0 21
FEN state: rn6/p3k3/3p2p1/qppKP1b1/1P5r/1QP5/P2P2PR/RNB2B2 w - - 0 21 ; Best move: b4a5
The current state of the chess board is: Black rook at a8 and black knight at b8. Black pawn at a7 and black king at e7. Black pawn at d6 and black pawn at g6. Black queen at a5, black pawn at b5, black pawn at c5, white king at d5, white pawn at e5 and black bishop at g5. White pawn at b4 and black rook at h4. White queen at b3 and white pawn at c3. White pawn at a2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white bishop at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.