A boy with red shoes runs across a field.
The boy is sitting in the field.
When a boy runs, he can not be sitting.
exists e1 s1 x1 x2 x3.(across(e1,x3) & n_field(x3) & Actor(e1,x1) & v_run(e1) & with(x1,x2) & n_shoe(x2) & a_red(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 x1 x2.(n_field(x2) & n_boy(x1) & in(e1,x2) & Actor(e1,x1) & v_sit(e1))