Two men in the construction industry are surveying their work space.
The two men have left the work space.
If the man have left the work space, they cannot be surveying.
exists e1 x1 x2 x3 x4 x5.(n_space(x4) & of(x4,x5) & n_work(x5) & of(x4,x2) & n_thing(x2) & n_industry(x2) & of(x2,x3) & n_construction(x3) & Theme(e1,x4) & Actor(e1,x1) & v_survey(e1) & in(x1,x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_space(x2) & of(x2,x3) & n_work(x3) & n_man(x1) & card_eq_2(x1) & Theme(e1,x2) & Actor(e1,x1) & v_leave(e1))