Flute player performs for commuters in an underground walkway.
Commuters listen to a flute player in an underground walkway.
in a both sentence  flute player perform.
exists e1 s1 x1 x2 x3 x4.(for(e1,x3) & in(x3,x4) & n_walkway(x4) & a_underground(s1) & Theme(s1,x4) & n_commuter(x3) & Actor(e1,x1) & v_perform(e1) & n_player(x1) & (x1 = x2) & ne_nam_flute(x2))
exists e1 s1 x1 x2 x3 x4.(to(e1,x2) & in(x2,x4) & n_walkway(x4) & a_underground(s1) & Theme(s1,x4) & n_player(x2) & of(x2,x3) & n_flute(x3) & Actor(e1,x1) & v_listen(e1) & n_commuter(x1))