A man and woman are working on replacing a bike tire tube.
A man and a woman work on a bike tire.
Replacing a bike tire tube is a rephrasing of work on a bike tire.
exists e2 e1 x1 x2 x3 x4 x5 x6 x7.(on(e1,e2) & Theme(e2,x5) & Actor(e2,x4) & v_replace(e2) & n_tube(x5) & of(x5,x7) & n_tire(x7) & of(x5,x6) & n_bike(x6) & Actor(e1,x1) & v_work(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists s1 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & on(x2,x4) & n_tire(x4) & of(x4,x5) & n_bike(x5) & n_work(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))