rn1qk1r1/p1p1p3/2bp2P1/2P4p/1b3pnP/1P2PN2/P2PK1P1/RNB2B1R w - - 0 21
FEN state: rn1qk1r1/p1p1p3/2bp2P1/2P4p/1b3pnP/1P2PN2/P2PK1P1/RNB2B1R w - - 0 21 ; Best move: a2a3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at c7 and black pawn at e7. Black bishop at c6, black pawn at d6 and white pawn at g6. White pawn at c5 and black pawn at h5. Black bishop at b4, black pawn at f4, black knight at g4 and white pawn at h4. White pawn at b3, white pawn at e3 and white knight at f3. White pawn at a2, white pawn at d2, white king at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. White to move.