2r1kbr1/1n1p1pp1/p5q1/4p2p/2p1P1PP/1PPPK3/P4P1N/RNB1R3 w - - 2 21
FEN state: 2r1kbr1/1n1p1pp1/p5q1/4p2p/2p1P1PP/1PPPK3/P4P1N/RNB1R3 w - - 2 21 ; Best move: b3c4
The current state of the chess board is: Black rook at c8, black king at e8, black bishop at f8 and black rook at g8. Black knight at b7, black pawn at d7, black pawn at f7 and black pawn at g7. Black pawn at a6 and black queen at g6. Black pawn at e5 and black pawn at h5. Black pawn at c4, white pawn at e4, white pawn at g4 and white pawn at h4. White pawn at b3, white pawn at c3, white pawn at d3 and white king at e3. White pawn at a2, white pawn at f2 and white knight at h2. White rook at a1, white knight at b1, white bishop at c1 and white rook at e1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.