Assertion: surfer's surfboard | /r/MadeOf | wood
Facets:
value: as a sustainable alternative to epoxy
type: PURPOSE
value: much longer
type: TEMPORAL
Source sentences:
text: Alaia - a surfboard made of wood originally used by Hawaiians to surf breaking waves, in the late 19th century;
text: Traditional surfboards are much longer, heavier and made from wood.
text: Hollow wooden surfboards are made of wood and epoxy or oil (as a sustainable alternative to epoxy), and are a reversion to using wood after the foam became dominant in the 1950s.