(S (S (NP (BASENP (NNS Those)) (SBAR (WHNP (WDT that)) (S (VBP do)))) (COMMA ,) (VP (VBP are) (VP (ADVP (RB only)) (VP (VBG making) (NP (BASENP (DT an) (NN average)) (PP (IN of) (NP (BASENP (DOLLAR $) (NN 50)) (PP (IN per) (BASENP (NN week)))))))))) (PERIOD .))