rnb3nr/pp1k1p2/4p3/2pp2Pp/P4BP1/N1b4P/RP1QP2R/4KBN1 w - - 0 21
FEN state: rnb3nr/pp1k1p2/4p3/2pp2Pp/P4BP1/N1b4P/RP1QP2R/4KBN1 w - - 0 21 ; Best move: d2c3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at d7 and black pawn at f7. Black pawn at e6. Black pawn at c5, black pawn at d5, white pawn at g5 and black pawn at h5. White pawn at a4, white bishop at f4 and white pawn at g4. White knight at a3, black bishop at c3 and white pawn at h3. White rook at a2, white pawn at b2, white queen at d2, white pawn at e2 and white rook at h2. White king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.