Assertion: seaweed | /r/CapableOf | make important transition
Facets:
value: from product
type: OTHER
value: to precursor
type: OTHER
Source sentences:
text: During the latter half of the 17th Century, seaweed made an important transition from product to precursor when Europeans—likely first in France and then spreading across the channel to the British Isles—discovered that burning seaweed produced an extremely alkaline ash consisting of soda and potash, two chemicals widely used in the day's glassware and glazing industries.