Assertion: joker | /r/CapableOf | kill several officers
Facets:
value: to signal his return
type: PURPOSE
Source sentences:
text: Having waited for nearly a year in hiding, the Joker reappeared at the GCPD Headquarters and killed several officers to signal his return to Batman, and to retrieve his face from the evidence locker, which he had cut off and left behind before his disappearance.