Two men dressed in yellow uniforms are using a jackhammer in the ground.
the men are working outside.
Answer; The words using a jackhammer tells that men are working outside
exists e1 e2 s1 x1 x2 x3 x4 x5.(n_ground(x5) & in(e2,x5) & Theme(e2,x4) & Actor(e2,x1) & v_use(e2) & n_jackhammer(x4) & in(e1,x3) & n_uniform(x3) & a_yellow(s1) & Theme(s1,x3) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1.(n_man(x1) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1))