Question: Who was the only trainer killed by an animal, in the United States chain of marine mammal parks, oceanariums, animal theme parks, and rehabilitation centers?
Sentence (from "SeaWorld"): SeaWorld is a United States chain of marine mammal parks, oceanariums, animal theme parks, and rehabilitation centers owned by SeaWorld Entertainment (one park will be owned and operated by Miral under a license).
Relevant evidence: Yes