A man wearing no shirt rides a skateboard with a brown dog.
The man is wearing a green tank top.
Person with no shirt can not be wearing tank top at the same time.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & with(x3,x4) & n_dog(x4) & a_brown(s1) & Theme(s1,x4) & n_skateboard(x3) & -exists e2 x5.(Theme(e2,x5) & Actor(e2,x2) & v_wear(e2) & n_shirt(x5)) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_top(x2) & of(x2,x3) & n_tank(x3) & a_green(s1) & Theme(s1,x2))