A girl wearing a gray shirt is deep in thought as she walks around.
The girl is sitting by a tree.
One cannot be sitting and walking around simultaneously.
exists e1 p1 s1 s2 x1 x2 x3 x4.(exists e2 s3.(a_around(s3) & Manner(e2,s3) & Actor(e2,x1) & v_walk(e2)) & n_female(x1) & as(s2,p1) & in(s2,x4) & n_thought(x4) & Theme(s2,x1) & a_deep(s2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & a_gray(s1) & Theme(s1,x3) & (x1 = x2) & n_girl(x1))
exists e1 x1 x2.(n_girl(x1) & by(e1,x2) & n_tree(x2) & Actor(e1,x1) & v_sit(e1))