rn3bn1/1p1bk3/pBpr2p1/5p1p/2PPp2P/8/P2NPPPR/2RQKBN1 w - - 0 18
FEN state: rn3bn1/1p1bk3/pBpr2p1/5p1p/2PPp2P/8/P2NPPPR/2RQKBN1 w - - 0 18 ; Best move: e2e3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black knight at g8. Black pawn at b7, black bishop at d7 and black king at e7. Black pawn at a6, white bishop at b6, black pawn at c6, black rook at d6 and black pawn at g6. Black pawn at f5 and black pawn at h5. White pawn at c4, white pawn at d4, black pawn at e4 and white pawn at h4. White pawn at a2, white knight at d2, white pawn at e2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at c1, white queen at d1, 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 18. White to move.