A large tan dog runs after a small tan dog on a grassy yard.
The small dog was bothering the large dog, leading to a chase.
The small dog did not have to necessarily bother the big dog to provoke it into chasing.
exists e1 s1 s2 s3 s4 s5 x1 x2 x3.(after(e1,x2) & on(x2,x3) & n_yard(x3) & a_grassy(s5) & Theme(s5,x3) & n_dog(x2) & a_tan(s4) & Theme(s4,x2) & a_small(s3) & Theme(s3,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_tan(s2) & Theme(s2,x1) & a_large(s1) & Theme(s1,x1))
exists e2 e1 s1 s2 x1 x2 x3 x4.(n_dog(x2) & a_large(s2) & Theme(s2,x2) & n_dog(x1) & a_small(s1) & Theme(s1,x1) & Theme(e2,x2) & Actor(e2,x1) & v_bother(e2) & to(e1,x4) & n_chase(x4) & Actor(e1,x3) & v_lead(e1) & (x2 = x3))