inbreeding: ISONOMY (4x4) - OXFORD (4x6x6) - STOCKWELL (4x6x6x6x6) - STERLING (5x5) - ISOLA BELLA (5x5) - HERMIT (5x5x5) - SKIRMISHER MARE (5x5) - KING TOM (5x6) - BIRDCATCHER (5x6) - POCAHONTAS (5x5x6) - SWEETMEAT (5x6x6) - WHISPER (6x6) - ISOLINE (6x6) - NEWMINSTER (6x6x6) - SECLUSION (6x6x6) - SKIRMISHER (6x6) - VERTUMNA (6x6) - HARKAWAY (6x6) - TOUCHSTONE (6x6) - GLENCOE (6x6) - MARPESSA (6x6)