Assertion: obstacle | /r/MadeOf | hurdle
Facets:
value: usually
type: DEGREE
Source sentences:
text: The obstacles usually consist of hurdles that are 1 to 2 ft (0.3 to 0.6 m) lower than the obstacles that are likely to be encountered on race day, and these training courses are usually less than 2 miles (3.2 km) in length.