Assertion: power station's unit | /r/HasProperty | followed by unit
Facets:
value: in 1960
type: TEMPORAL
value: in february
type: TEMPORAL
Source sentences:
text: Unit 1 came online in August 1970, followed by Unit 2 in February 1972, Unit 3 in November 1974 and Unit 4 in July 1980.
text: The first two units came on line in 1957, followed by Units 3 and 4 in 1960, Unit 5 in 1961, Unit 6 in 1966 and Unit 7 in 1970.