Assertion: boom | /r/HasProperty | 50 to 80 degrees
Facets:
value: typically
type: DEGREE
value: out to the leeward side
type: OTHER
value: from the centerline
type: LOCATION
Source sentences:
text: When a sailboat sails downwind, the mainsail is let out for best sail trim, and the boom is typically 50 to 80 degrees from the centerline out to the leeward side.