Disambiguation evidence for Leningrad via surface form
"Петроград"
Triples (1)
Triples where some other subject referred to this entity
as "Петроград".
Всероссийская чрезвычайная комиссия по борьбе с контрреволюцией и саботажем
→
headquarters
→
"Петроград"
ⓘ
↳ resolves to Leningrad