Assertion: tobacco's nicotine | /r/CapableOf | provide both a stimulant
Facets:
value: according to the imperial college london
type: OTHER
Source sentences:
text: However, according to the Imperial College London, "Nicotine seems to provide both a stimulant and a depressant effect, and it is likely that the effect it has at any time is determined by the mood of the user, the environment and the circumstances of use.