Assertion: bannister's book | /r/CapableOf | trace his family’s origins
Facets:
value: in lancashire
type: LOCATION
value: in northwest england
type: LOCATION
Source sentences:
text: The book — which grew out of letters to his 14 grandchildren — traces his family’s origins in Lancashire in northwest England, growing up in London and the story of his athletic, medical and academic life.