Disambiguation evidence for Pennsylvania's 7th congressional district via surface form

"Pennsylvania's 7th congressional district (pre-2018 boundaries)"

Triples (1)

Triples where some other subject referred to this entity as "Pennsylvania's 7th congressional district (pre-2018 boundaries)".

Pennsylvania's 5th congressional district → previouslyNumberedAs →
"Pennsylvania's 7th congressional district (pre-2018 boundaries)"
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