Assertion: serial killer's killing | /r/HasProperty | unemotional
Facets:
value: generally
type: DEGREE
Source sentences:
text: Spree killings are triggered by emotional upheavals and often involve victims who are acquaintances or family of the perpetrator, while serial killings are generally unemotional, driven by long-term and deep-seated fantasies, and involve victims who are unknown to the killer.