<prompt> Pedzisa mutsara unotevera: Munguva yeDiscovery rwendo rwa 19011904 Cheetham akaita shanyo yake yokutanga kuAntarctic apo akashanda mungarava yebetsero. Akaenda kuAntarctic zvakare, panguva ino achitungamirirwa naErnest Shackleton, ari  <response>: Nimrodhi rwendo uko akanga ari mukuru wechitatu nomufambisi wechikepe. 