PERSON@1 had also been composing a concerto for four musicians he felt particularly grateful to , namely PERSON@2 , the cellist PERSON@3 , the oboist PERSON@4 and the flautist PERSON@5 .

PERSON@1 had also been composing a concerto for four musicians he felt particularly grateful to : his wife PERSON@2 , the cellist PERSON@3 , the oboist PERSON@4 and the flautist PERSON@5 .
