Assertion: yawning | /r/CapableOf | stretch lung tissue
Facets:
Source sentences:
text: Another theory is that yawning stretches the lungs and lung tissue.
text: Some others believe that yawning stretches the lungs and lung tissues.
text: Another theory states that yawning stretches the lungs and lung tissue.
text: Another theory is that yawning stretches the lungs and lung tissue.
text: Another theory is that yawning stretches the lungs and lung tissue.
text: Another theory is that yawning stretches the lungs and lung tissue.