Assertion: snowmobile | /r/HasProperty | powered by two-stroke engines
Facets:
Source sentences:
text: Most snowmobiles are still powered by two-stroke engines, although Alpina and Yamaha have been using four-strokes since 2002 and 2003, respectively.
text: Most snowmobiles are still powered by two-stroke engines, although Alpina and Yamaha have been using four-strokes since 2002 and 2003, respectively.