Young man and woman laying on a large concrete block platform among many other concrete blocks.
The platform is empty
The platform can not be empty and have a young man and woman laying on it at the same time.
exists e1 s1 s2 s3 s4 s5 s6 x1 x2 x3 x4 x5 x6.(a_topic(s1) & among(e1,x6) & -(x6 = x5) & n_block(x5) & n_block(x5) & a_concrete(s6) & Theme(s6,x5) & n_block(x6) & a_concrete(s5) & Theme(s5,x6) & n_quantity(x6) & on(e1,x4) & n_platform(x4) & of(x4,x5) & a_concrete(s4) & Theme(s4,x4) & a_large(s3) & Theme(s3,x4) & Actor(e1,x3) & v_lay(e1) & (s1 = x3) & n_woman(x2) & n_man(x1) & subset_of(x2,s1) & subset_of(x1,s1) & a_young(s2) & Theme(s2,s1))
exists s1 x1.(n_platform(x1) & Theme(s1,x1) & a_empty(s1))