(S (S (S (VP (VB Take) (NP (BASENP (NN someone)) (SBAR (WHNP (WP who)) (S (VP (VP (VBZ 's) (VP (VBG struggling) (PP (IN with) (BASENP (NN maths))))) (CC and) (VP (VP (VBZ works) (ADVP (RBR hard))) (S (VP (TO to) (VP (VB get) (BASENP (QP (NN four) (CC or) (NN five)) (NNS credits)))))))))))) (CONJP (COLON -) (CC and)) (S (ADVP (RB then)) (S (BASENP (PRP they)) (VP (VBP see) (NP (BASENP (PRPD their) (NN mate)) (VP (VBG getting) (NP (BASENP (NN three) (NNS credits)) (PP (IN for) (S (VP (VBG holding) (BASENP (DT a) (NN conversation)))))))))))) (COLON ...))