Assertion: basking shark | /r/HasProperty | around 15 to 20 feet long
Facets:
Source sentences:
text: Basking sharks start mating when they are around 15 to 20 feet long.
text: Basking sharks start mating when they are around 15 to 20 feet long.
text: Basking sharks start mating when they are around 15 to 20 feet long.
text: Basking sharks start mating when they are around 15 to 20 feet long.