sentence: Firstly , I asked about the music that is listened to and about their favourite styles and groups and the results showed us that they are n't similar compared to the music they liked a few years ago .
modified: Firstly , I have asked about the music that is listened to and about their favourites styles and groups and the results showed us that they are n't similar compared to music they liked a few years ago .
transformation: VERB:TENSE, MORPH, DET