A band of cellos and violins playing in front of a crowd at The Market Gallery.
A band of string instruments playing in front of a crowd.
It is a simplification of the statement. It goes from playing at a specific location in front of a crowd, to a crowd at an unspecified location.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_gallery(x8) & of(x8,x9) & n_market(x9) & a_topic(x1) & of(x1,x2) & subset_of(x4,x2) & at(e1,x8) & in(e1,x6) & of(x6,x7) & n_crowd(x7) & n_front(x6) & Actor(e1,x5) & v_play(e1) & (x4 = x5) & n_violin(x4) & subset_of(x3,x2) & n_cello(x3) & n_band(x1))
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & of(x1,x2) & in(e1,x5) & of(x5,x6) & n_crowd(x6) & n_front(x5) & Actor(e1,x4) & v_play(e1) & (x2 = x4) & n_instrument(x2) & of(x2,x3) & n_string(x3) & n_band(x1))