(S (S (BASENP (DT A) (NN review) (NN group)) (VP (VBZ is) (VP (VBG being) (VP (VP (VBN set) (PRT (RP up))) (VP (PRN (COMMA ,) (ADVP (RB however)) (COMMA ,)) (S (VP (TO to) (VP (VB research) (NP (NP (BASENP (DT the) (NN effect)) (PP (IN of) (BASENP (DT these) (NNS tests)))) (PP (IN on) (BASENP (NNS eleven-year-olds)))))))))))) (PERIOD .))