An older gentleman sitting and a young man standing in a control booth.
Two men are busy at work.
It is not known if either of the gentleman are busy at work. One cannot assume they are there for work.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(a_topic(s1) & subset_of(x3,s1) & in(x3,x5) & n_booth(x5) & of(x5,x6) & n_control(x6) & n_standing(x3) & of(x3,x4) & n_man(x4) & a_young(s3) & Theme(s3,x3) & subset_of(x1,s1) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_gentleman(x1) & r_more(s2) & a_older(s2) & Theme(s2,x1))
exists s1 x1 x2.(at(s1,x2) & n_work(x2) & Theme(s1,x1) & a_busy(s1) & n_man(x1) & card_eq_2(x1))