2bq1bnr/rp2pk1p/3p1p2/pP5P/2pn1Pp1/N6N/PBPPPKP1/R1Q2B1R w - - 0 15
FEN state: 2bq1bnr/rp2pk1p/3p1p2/pP5P/2pn1Pp1/N6N/PBPPPKP1/R1Q2B1R w - - 0 15 ; Best move: b2d4
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at d6 and black pawn at f6. Black pawn at a5, white pawn at b5 and white pawn at h5. Black pawn at c4, black knight at d4, white pawn at f4 and black pawn at g4. White knight at a3 and white knight at h3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white queen 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 15. White to move.