A man sits on the sidewalk reading while wearing brown loafers.
a human outside
A man which sits on the sidewalk which is outside.
exists e2 e1 s1 x1 x2 x3 x4.(n_reading(x2) & of(x2,x3) & n_sidewalk(x3) & while(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_wear(e2) & n_loafer(x4) & a_brown(s1) & Theme(s1,x4) & on(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
exists s1 x1.(a_topic(x1) & n_outside(x1) & a_human(s1) & Theme(s1,x1))