While there he met fellow composers PERSON@1 and PERSON@2 , who , together with pianist PERSON@3 and conductor PERSON@4 , formed the ORGANIZATION@1 group , dedicated to the performances of serial and other modern works .

While there he met other young composers like PERSON@1 and PERSON@2 . Together with pianist PERSON@3 and conductor PERSON@4 , he formed the ORGANIZATION@1 group , which put on performances of modern music , especially music using serialism .
