Assertion: obstacle | /r/HasProperty | unique
Facets:
value: to obstacle racing and test endurance
type: PURPOSE
value: to mental toughness
type: CAUSE
value: to speed
type: CAUSE
value: to strength
type: CAUSE
value: to mobility
type: CAUSE
Source sentences:
text: But other obstacles are unique to obstacle racing and test endurance, strength, speed, mobility, and mental toughness.