Assertion: joker's story | /r/HasProperty | the earth-two batman
Facets:
Source sentences:
text: After the introduction of DC Comics' multiverse in the 1960s, DC established that stories from the Golden Age star the Earth-Two Batman, a character from a parallel world.
text: After the introduction of DC Comics' multi-verse in the 1960s, it is retroactively established that stories from the Golden Age star the Earth-Two Batman, a character from a parallel world.