Assertion: horseradish's cousin | /r/AtLocation | the root of heat
Facets:
value: in wasabi
type: LOCATION
value: in horseradish
type: LOCATION
Source sentences:
text: At the root of heat in horseradish and wasabi (a Japanese cousin) is allyl isothiocyanate, a colorless oil, and that is what researchers intend to measure.