(S (S (NP (BASENP (DT These) (NNS concerts)) (PRN (COMMA ,) (VP (VBN set) (PP (IN on) (NP (BASENP (DT the) (JJ 20th) (NN anniversary)) (PP (IN of) (NP (BASENP (NNP Geldof) (POS 's)) (BASENP (NNP Live) (NNP Aid))))))) (COMMA ,))) (VP (VBP have) (VP (VBN been) (VP (VBN planned) (S (VP (TO to) (VP (VB support) (NP (NP (DT the) (NP (S (VP (NNP Make) (S (BASENP (NNP Poverty)) (BASENP (NNP History))))) (NN campaign))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ aims) (S (VP (TO to) (VP (VB reduce) (BASENP (JJ African) (NN poverty)))))))))))))))) (PERIOD .))