r1b1k1r1/p2n2pp/5p1n/1ppp4/NP1pP1P1/3K2RN/1PP4P/3RQB2 b q e3 0 16
FEN state: r1b1k1r1/p2n2pp/5p1n/1ppp4/NP1pP1P1/3K2RN/1PP4P/3RQB2 b q e3 0 16 ; Best move: b5a4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at g8. Black pawn at a7, black knight at d7, black pawn at g7 and black pawn at h7. Black pawn at f6 and black knight at h6. Black pawn at b5, black pawn at c5 and black pawn at d5. White knight at a4, white pawn at b4, black pawn at d4, white pawn at e4 and white pawn at g4. White king at d3, white rook at g3 and white knight at h3. White pawn at b2, white pawn at c2 and white pawn at h2. White rook at d1, white queen at e1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 0. Full move number is 16. En Passant Target Square: e3. Black to move.