[Mary-ka keysokhayse tambay-lul pi-n-tako] John-i t mit-nun-ta-nun kes-i sasil-i-ni ?
Mary-NOM continuously cigarette-ACC smoke-PRES-COMP John-NOM  believe-PRES-DECL-ADN thing-NOM truth-COP-Q
Is it true that Mary continues to smoke, John believes?