A little boy attempts to fix his bike.
A boy standing near a broken bike.
Attempts to fix implies effort while standing near implies not effort to fix the bike at all.
exists p1 s1 x1 x2 x3.(a_topic(x1) & Topic(x1,p1) & exists e1.(Theme(e1,x3) & Actor(e1,x1) & v_fix(e1)) & n_bike(x3) & of(x3,x1) & n_male(x1) & n_attempt(x1) & of(x1,x2) & n_boy(x2) & a_little(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(a_topic(x1) & near(x1,x3) & n_bike(x3) & a_broken(s1) & Theme(s1,x3) & n_standing(x1) & of(x1,x2) & n_boy(x2))