Assertion: joker | /r/CapableOf | escape arkham
Facets:
Source sentences:
text: Falling in love, she allows him to escape Arkham several times before she is eventually exposed.
text: Bullock says the Joker has escaped Arkham and something horrible has happened to Gordon's ex-wife.
text: but Dick convinces Gordon that there is no way the Joker could have escaped Arkham and found out where Barbara was so quickly.