(S (S (PP (IN At) (BASENP (DT the) (NN moment))) (COMMA ,) (S (BASENP (JJ current) (NN research)) (VP (VP (VBZ does) (RB not)) (VP (VB show) (NP (BASENP (DT any) (NN connection)) (PP (IN between) (BASENP (DT the) (NN two) (NNS men)))))))) (PERIOD .))