Clever Song (牝 1936 黒鹿毛 Jacopo)
 |-- Ariel Song (牝 1943 栗毛 Ariel)
 |   `-- Polly's Song (牝 1950 Polynesian)
 |       `-- Passionate Polly (牝 1960 Tim Tam)
 |-- Lyrical (牝 1944 鹿毛 Supremus)
 |   `-- Betsy V. (牝 1949 鹿毛 Hash)
 |       `-- Five Hundred (牝 1953 鹿毛 Swiv)
 `-- Quiz Song (牝 1948 栗毛 Sun Again)
     |-- Roman Song (牝 1955 鹿毛 Roman)
     |   |-- Proudest Roman (牡 1968 黒鹿毛 Never Bend) 海外4勝
     |   |        1着 - ホープフルS
     |   |-- I Also (牝 1969 鹿毛 Sky High)
     |   |-- ブレイヴェストローマン Bravest Roman [米] (牡 1972 鹿毛 Never Bend)
     |   `-- Roman Prince (牡 1975 鹿毛 Cornish Prince)
     |-- T. V. Quiz (牝 1962 鹿毛 Victoria Park)
     |   `-- Ms. Person (牝 1976 パーソナリティ)
     `-- Kayshield (牝 1964 Nearctic)
         `-- Lyrical Approach (牝 1977 Gummo)