Assertion: bicycle's seat | /r/AtLocation | the bicycle
Facets:
Source sentences:
text: The bicyclist must ride on the permanent, regular seat attached to the bicycle.
text: This requirement also applies to a person who rides upon a bicycle while in a restraining seat that is attached to the bicycle or who rides in a trailer towed by the bicycle.
text: A person operating a bicycle shall ride only on or astride a permanent and regular seat attached to the bicycle.