1nb1kbn1/r2q4/p1ppp1r1/1p3p1p/1P1P3P/B3K1P1/P1P1P1p1/RN1Q1BN1 w - - 2 21
FEN state: 1nb1kbn1/r2q4/p1ppp1r1/1p3p1p/1P1P3P/B3K1P1/P1P1P1p1/RN1Q1BN1 w - - 2 21 ; Best move: f1g2
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black knight at g8. Black rook at a7 and black queen at d7. Black pawn at a6, black pawn at c6, black pawn at d6, black pawn at e6 and black rook at g6. Black pawn at b5, black pawn at f5 and black pawn at h5. White pawn at b4, white pawn at d4 and white pawn at h4. White bishop at a3, white king at e3 and white pawn at g3. White pawn at a2, white pawn at c2, white pawn at e2 and black pawn at g2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.