A man in a gray shirt and khaki pants sits on a camping chair.
The person in the chair is wearing gray.
A man is a person and can wear a gray shirt and khaki pants while sitting in a camping chair.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(on(e1,x6) & n_chair(x6) & of(x6,x7) & n_camping(x7) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & subset_of(x4,x2) & n_pants(x4) & of(x4,x5) & n_khaki(x5) & subset_of(x3,x2) & n_shirt(x3) & a_gray(s1) & Theme(s1,x3) & n_man(x1))
exists e1 p1 x1 x2.(n_chair(x2) & n_person(x1) & exists s1.(Theme(s1,x1) & a_gray(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_wear(e1) & in(x1,x2))