A group of construction workers walk past a building under construction.
The workers are standing still.
A worker can't be both walking and standing still.
exists e1 x1 x2 x3 x4 x5.(past(e1,x4) & under(x4,x5) & n_construction(x5) & n_building(x4) & Actor(e1,x1) & v_walk(e1) & of(x1,x2) & n_worker(x2) & of(x2,x3) & n_construction(x3) & n_group(x1))
exists e1 s1 x1.(n_worker(x1) & a_still(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1))