The men are busy fixing the water leak in the city.
The men are all building a building.
Fixing the water leak is different than building a building.
exists e1 p1 x1 x2 x3 x4.(n_city(x4) & n_leak(x2) & of(x2,x3) & n_water(x3) & n_man(x1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_fix(e2) & in(x2,x4)) & Topic(e1,p1) & Actor(e1,x1) & v_busy(e1))
exists e1 s1 x1 x2.(n_man(x1) & a_all(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_build(e1) & n_building(x2))