2kr2r1/p2bnp1p/6p1/1p5P/Pnp2bP1/1PP5/4PpBR/RNBQ1KN1 w - - 2 21
FEN state: 2kr2r1/p2bnp1p/6p1/1p5P/Pnp2bP1/1PP5/4PpBR/RNBQ1KN1 w - - 2 21 ; Best move: c1f4
The current state of the chess board is: Black king at c8, black rook at d8 and black rook at g8. Black pawn at a7, black bishop at d7, black knight at e7, black pawn at f7 and black pawn at h7. Black pawn at g6. Black pawn at b5 and white pawn at h5. White pawn at a4, black knight at b4, black pawn at c4, black bishop at f4 and white pawn at g4. White pawn at b3 and white pawn at c3. White pawn at e2, black pawn at f2, white bishop at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king 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.