Assertion: dog | /r/CapableOf | die in soviet space missions
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text: Four other dogs died in Soviet space missions: Bars and Lisichka were killed when their R-7 rocket exploded shortly after launch on 28 July 1960; Pchyolka and Mushka died when Korabl-Sputnik 3 was purposely destroyed with an explosive charge to prevent foreign powers from inspecting the capsule after a wayward atmospheric reentry trajectory on 1 December 1960.