Assertion: ball | /r/MadeOf | rubber
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The ball was made of rubber and was approximately 6 inches (15.2 cm) in diameter.
text: A ball can be made from many different materials, leather, rubber, and synthetics being most common in modern times.
text: The ball is made of rubber.
text: The ball is usually made of leather or rubber, measures 680 to 710 millimetres (27 to 28 in) in circumference
text: A ball can be made from many different materials, leather, rubber, and synthetics being most common in modern times.