Disambiguation evidence for Once Upon a Mattress via surface form
"Once Upon a Mattress (1959 stage musical)"
Triples (2)
Triples where some other subject referred to this entity
as "Once Upon a Mattress (1959 stage musical)".
King Sextimus
→
firstAppearance
→
"Once Upon a Mattress (1959 stage musical)"
ⓘ
↳ resolves to Once Upon a Mattress
Lady Larken
→
firstAppearance
→
"Once Upon a Mattress (1959 stage musical)"
ⓘ
↳ resolves to Once Upon a Mattress