Summer Shower (牝 1945 栗毛 Precipitation)
 |-- Midsummer Fair (牝 1953 栗毛 Big Game)
 |   |-- Futurama (牝 1958 栗毛 Borealis)
 |   `-- Merry-Go-On (牝 1966 黒鹿毛 On-And-On)
 |       `-- Merry Says So (牝 1972 鹿毛 Advocator)
 |-- Rainbow Tie (牝 1954 鹿毛 Tudor Minstrel)
 |   `-- Finishing Touch (牝 1960 鹿毛 Pappa Fourway)
 |       `-- Fast Shifter (牝 1969 鹿毛 Tom Fool)
 `-- Clearing Sky (牝 1957 栗毛 Nearula)
     `-- Lindear (牝 1964 栗毛 ヴイゴー)
         `-- Whistling Deer (牡 1973 栗毛 Whistling Wind)