A person in a green coat is snowboarding.
A person is snowboarding.
A person is snowboarding so its safe to assume they could also be snowboarding in a green coat
exists e1 s1 x1 x2.(Actor(e1,x1) & v_snowboard(e1) & in(x1,x2) & n_coat(x2) & a_green(s1) & Theme(s1,x2) & n_person(x1))
exists e1 x1.(Actor(e1,x1) & v_snowboard(e1) & n_person(x1))