Assertion: mustard gas | /r/HasAspect | a number of other names
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Source sentences:
text: Mustard gas has a number of other names by which it has been known over the years, including H, yprite, sulfur mustard, and Kampstoff Lost.
text: Mustard gas has a number of other names by which it has been known over the years, including H, yprite, sulfur mustard and Kampstoff Lost.