Assertion: ketchup | /r/HasProperty | introduced as catsup
Facets:
value: in pennsylvania
type: LOCATION
value: in pittsburgh
type: LOCATION
value: in 1876
type: TEMPORAL
Source sentences:
text: First introduced as "Catsup" in 1876 in Pittsburgh, Pennsylvania, Heinz Tomato Ketchup remains the best selling brand of ketchup.