Big water fountain in middle of courtyard.
The fountain in the courtyard.
If someone is in the middle of courtyard then they are in the courtyard
exists s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x3) & of(x3,x4) & n_courtyard(x4) & n_middle(x3) & n_fountain(x1) & of(x1,x2) & n_water(x2) & a_big(s1) & Theme(s1,x1))
exists x1 x2.(n_courtyard(x2) & n_fountain(x1) & a_topic(x1) & in(x1,x2))