Assertion: gray | /r/CapableOf | leave boston
Facets:
value: on november
type: TEMPORAL
value: in command of the schooner
type: OTHER
Source sentences:
text: On November 21, 1800, Gray left Boston in command of the schooner James, with a cargo of iron and stone ballast, bound for Rio de Janeiro, where he arrived on April 18, 1801.