Assertion: contortionist's flexibility | /r/CapableOf | assume extended positions
Facets:
Source sentences:
text: Static-active flexibility (also called active flexibility ) is the ability to assume and maintain extended positions using only the tension of the agonists and synergists while the antagonists are being stretched (see section Cooperating Muscle Groups).
text: Static-passive flexibility (also called passive flexibility ) is the ability to assume extended positions and then maintain them using only your weight, the support of your limbs, or some other apparatus (such as a chair or a barre).