Pushing the human bodies metabolism, it's muscular and skeletal system, it's nervous system, it's cardiac rhythms.
(it; 's; cardiac rhythms) Context(it 's,List([93, 97))):(it; 's; nervous system) Context(it 's it 's,List([72, 97))):(it; 's; muscular and skeletal system)
it 's,List([93, 97)) it 's it 's,List([72, 97))
it it it
's 's 's
cardiac rhythms
nervous system
muscular and skeletal system