Based on the context and the answer, generate a question. 

Context: Tonight I went over to Prospect Park to have a picnic and listen to what I could of the Bob Dylan concert being played in the bandshell . I first saw Bob Dylan in 1997 and proceeded to see him a couple of others times in the years since . Unfortunately , tonight , the sound was n't so good for the hundreds of us trying to catch a free listen .

Answer:

They like rock music .



What type of genre of music does the narrator like ?