a guy on a roof doing repairs.
A guy is trying to fix the hole in his roof.
Not all roof that needs repair is to fix the hole.
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & n_repair(x4) & (x2 = x3) & n_roof(x2) & n_guy(x1))
exists e1 p1 x1 x2 x3.(n_roof(x3) & of(x3,x2) & n_male(x2) & n_hole(x2) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2.(in(e2,x3) & Theme(e2,x2) & Actor(e2,x1) & v_fix(e2)) & n_guy(x1))