A young boy of trying to fix his blue bike while an adult looks on.
A boy and his dad repairing a boat.
If the adult looks on, he is not helping the boy. And implies that they are working together. A bike is not a boat.
exists e1 e2 p1 s1 s2 s3 x1 x2 x3.(a_on(s2) & Manner(e2,s2) & Actor(e2,x1) & v_look(e2) & Topic(e1,p1) & Actor(e1,x2) & v_try(e1) & exists e3 x4.(while(e3,x4) & n_adult(x4) & Theme(e3,x3) & Actor(e3,x2) & v_fix(e3)) & n_bike(x3) & a_blue(s3) & Theme(s3,x3) & of(x3,x1) & n_male(x1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & Theme(e1,x4) & Actor(e1,x3) & v_repair(e1) & n_boat(x4) & (x2 = x3) & n_dad(x2) & of(x2,x1) & n_male(x1) & subset_of(x1,s1) & n_boy(x1))