A man in a green long-sleeve shirt playing the violin in an empty auditorium.
man practices for concert
A man in playing the violin in an empty auditorium does not imply he practices for concert
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(n_violin(x4) & a_topic(x1) & in(x1,x2) & in(e1,x5) & n_auditorium(x5) & a_empty(s3) & Theme(s3,x5) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & (x2 = x3) & n_shirt(x2) & a_long-sleeve(s2) & Theme(s2,x2) & a_green(s1) & Theme(s1,x2) & n_man(x1))
exists x1 x2 x3.(a_topic(x1) & for(x1,x3) & n_concert(x3) & n_practice(x1) & of(x1,x2) & n_man(x2))