Assertion: killer whale's trainer | /r/HasProperty | dawn brancheau
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Source sentences:
text: View Images In February 2010, Tilikum, a killer whale at SeaWorld amusement park in Orlando, Florida, pulled his trainer Dawn Brancheau underwater, killing her.
text: continual refinement and improvement to its killer whale facilities, equipment and procedures both before and after the death of [trainer] Dawn Brancheau