One guy fixes his bicycle while another guy leans against a car.
A guy is fixing a bicycle for his friend that broke a chain.
Just because a guy fixes his bicycle doesn't imply for his friend and doesn't imply broke a chain.
exists e1 p1 x1 x2.(exists e2 x3 x4.(against(e2,x4) & n_car(x4) & Actor(e2,x3) & v_lean(e2) & n_guy(x3) & -(x3 = x1)) & n_guy(x1) & n_guy(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_fix(e1) & n_bicycle(x2) & of(x2,x1) & n_male(x1) & card_eq_1(x1))
exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_fix(e2) & Theme(e1,x5) & Actor(e1,x4) & v_break(e1) & n_chain(x5) & (x2 = x4) & for(x2,x3) & n_friend(x3) & of(x3,x1) & n_male(x1) & n_bicycle(x2) & n_guy(x1))