inbreeding: WHALEBONE (4x4) - SHUTTLE MARE (4x4) - WAXY (5x5) - PENELOPE (5x5) - SELIM (5x6) - ORVILLE (5x5) - ALEXANDER (5x6) - SHUTTLE (5x5) - BUZZARD (5x6) - ALEXANDER MARE (5x6) - SIR PETER (5x6x6x6x6) - HIGHFLYER MARE (5x6) - POT 8 O'S (6x6x6) - MARIA (6x6) - TRUMPATOR (6x6) - PRUNELLA (6x6x6) - BENINGBROUGH (6x6) - EVELINA (6x6) - STAMFORD (6x6) - Y MARSKE (6x6) - VAUXHALL SNAP MARE (6x6) - ARETHUSA (6x6) - SORCERER (6x6) - HIGHFLYER (6x6)