Street musicians entertaining people.
The buskers at work.
Just because street musicians are entertaining people doesn't mean there are buskers at work.
exists s1 s2 x1 x2 x3.(n_people(x1) & a_entertaining(s2) & Theme(s2,x1) & of(x1,x3) & n_musician(x3) & a_.(s1) & Theme(s1,x1) & (x1 = x2) & ne_per_street(x2) & a_topic(x1))
exists x1 x2.(n_busker(x1) & a_topic(x1) & at(x1,x2) & n_work(x2))