SRL for [set]: According to one analyst , workers at the Cananea copper mine in Mexico , which has n't been operating since it was declared bankrupt by the Mexican government in late August , are [set] to return to work .
ARG-1: workers at the Cananea copper mine in Mexico , which has n't been operating since it was declared bankrupt by the Mexican government in late August | ARG-2: to return to work