r3k2r/1pp1qp2/6pn/p2pp1b1/1n2PB2/P2P1QPP/N1PK2B1/6NR w - - 1 21
FEN state: r3k2r/1pp1qp2/6pn/p2pp1b1/1n2PB2/P2P1QPP/N1PK2B1/6NR w - - 1 21 ; Best move: g1e2
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at c7, black queen at e7 and black pawn at f7. Black pawn at g6 and black knight at h6. Black pawn at a5, black pawn at d5, black pawn at e5 and black bishop at g5. Black knight at b4, white pawn at e4 and white bishop at f4. White pawn at a3, white pawn at d3, white queen at f3, white pawn at g3 and white pawn at h3. White knight at a2, white pawn at c2, white king at d2 and white bishop at g2. White knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.