Assertion: frontal lobe's role | /r/HasProperty | key
Facets:
Source sentences:
text: The frontal lobe plays a key role in this complex set of cognitive functions.
text: The frontal lobe of the brain plays a key role in higher mental functions such as motivation, planning, social behaviour, and speech production.
text: But the frontal lobe plays a key role in the creation of long-term memories.