Person with orange backpack, hiking.
The person is carrying a backpack.
person with backpack, hiking implies carrying a backpack
exists s1 x1 x2 x3.(ne_nam_person(s1) & a_topic(s1) & with(s1,x1) & rel(x1,x3) & n_hiking(x3) & n_backpack(x1) & of(x1,x2) & n_orange(x2))
exists e1 x1 x2.(n_person(x1) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_backpack(x2))