Two young men standing next to each other work together on a piece of equipment in a classroom or work-type setting.
The men worked on the equipment after it broke.
Just because the men work on equipment doesn't mean the equipment broke.
exists e1 s1 s2 x1 x2 x3 x4 x5 x7.(n_work(x7) & a_topic(x1) & in(e1,x5) & (n_classroom(x5) | exists s3.(n_setting(x5) & a_work-type(s3) & Theme(s3,x5))) & on(e1,x3) & of(x3,x4) & n_equipment(x4) & n_piece(x3) & a_together(s2) & Manner(e1,s2) & all x6.((-(x6 = x7) & n_work(x6)) -> to(e1,x6)) & r_next(e1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 p1 x1 x2.(n_thing(x2) & n_equipment(x2) & n_man(x1) & exists e2.(Actor(e2,x2) & v_break(e2)) & after(e1,p1) & on(e1,x2) & Actor(e1,x1) & v_work(e1))