r1b2bnr/p1p1pkp1/1pq4p/2np1p2/6P1/1P1P1P1N/PB1NPK1P/1R1Q1B1R w - - 0 15
FEN state: r1b2bnr/p1p1pkp1/1pq4p/2np1p2/6P1/1P1P1P1N/PB1NPK1P/1R1Q1B1R w - - 0 15 ; Best move: e2e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at b6, black queen at c6 and black pawn at h6. Black knight at c5, black pawn at d5 and black pawn at f5. White pawn at g4. White pawn at b3, white pawn at d3, white pawn at f3 and white knight at h3. White pawn at a2, white bishop at b2, white knight at d2, white pawn at e2, white king at f2 and white pawn at h2. White rook at b1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. White to move.