inbreeding: BLACKLOCK (3x4) - PRIME MINISTER (4x4) - WHITELOCK (4x5) - CORIANDER MARE (4x5) - POT 8 O'S (5x6) - SANCHO (5x5) - MISS HORNPIPE TEAZLE (5x5) - ORVILLE (5x5) - PENELOPE (5x6) - HIGHFLYER MARE (5x6x6x6) - HAMBLETONIAN (5x6) - ROSALIND (5x6) - CORIANDER (5x6) - WILDGOOSE (5x6) - MISS GRIMSTONE (5x6) - WOODPECKER (6x6) - DON QUIXOTE (6x6) - SIR PETER (6x6x6x6x6) - HORNPIPE (6x6) - GOHANNA (6x6x6) - PHOENOMENON (6x6) - BENINGBROUGH (6x6) - EVELINA (6x6) - TRUMPATOR (6x6) - HIGHFLYER (6x6)