15. Bd4 +---+---+---+---+---+---+---+---+ 8 |bR | .|bB | .|bR | .|bK | .| +---+---+---+---+---+---+---+---+ 7 | b.| b | .| | .| b |bB.| b | +---+---+---+---+---+---+---+---+ 6 | | .| | b.| |bN.| b | .| +---+---+---+---+---+---+---+---+ 5 | .| | .| w |bN.| | .| | +---+---+---+---+---+---+---+---+ 4 | | .| w |wB.| | .| | .| +---+---+---+---+---+---+---+---+ 3 | .| |wN.|wB | .| |wN.| | +---+---+---+---+---+---+---+---+ 2 | w |bQ.| | .| | .| w | w.|