Assertion: pigeon | /r/CapableOf | arrive on their breeding grounds
Facets:
value: during may.
type: TEMPORAL
value: several months
type: TEMPORAL
value: during april
type: TEMPORAL
value: during late march
type: TEMPORAL
Source sentences:
text: The formation of a nesting colony did not necessarily take place until several months after the pigeons arrived on their breeding grounds, typically during late March, April, or May.