rnN2b1r/pbQp2k1/N1n4p/1pp2q2/4P1p1/3K2P1/P1PP1PRP/R1B2B2 w - - 0 21
FEN state: rnN2b1r/pbQp2k1/N1n4p/1pp2q2/4P1p1/3K2P1/P1PP1PRP/R1B2B2 w - - 0 21 ; Best move: c1b2
The current state of the chess board is: Black rook at a8, black knight at b8, white knight at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black bishop at b7, white queen at c7, black pawn at d7 and black king at g7. White knight at a6, black knight at c6 and black pawn at h6. Black pawn at b5, black pawn at c5 and black queen at f5. White pawn at e4 and black pawn at g4. White king at d3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at f2, white rook at g2 and white pawn at h2. White rook at a1, 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.