Disambiguation evidence for Su-9 via surface form

"Su-9"

Triples (3)

Triples where some other subject referred to this entity as "Su-9".

Soviet Air Defense Forces → operatedAircraft →
"Su-9"
↳ resolves to Su-9
ⓘ
Su-11 → successorTo →
"Su-9"
↳ resolves to Su-9
ⓘ
Su-11 → introducedAsImprovedVersionOf →
"Su-9"
↳ resolves to Su-9
ⓘ