Hessenstein
    Isenstein
 
      Isabella
  Muschamp
Danube
   
      Boris
    Donaulied von
Schimmelhof
 
      Donau von
Shimmelhof
Fleetwater
Opposition
     
      Ossian
    Oplot
 
      Oppozitsia
  Opushka
   
      Piligrim
    Pika
 
      Corinna
81% Trakehner Blood
14% Thoroughbred Blood
5% Arabian Blood

For a more detailed breakdown of Opposition's pedigree, including photos, see the fantastic website at
Future Sport
Horses of Lincolnshire, UK.
Fleetwater Opposition
Pedigree