Runners are passing by a red and white lighthouse.
A pair of runners are sitting on a bench on the beach.
Runners cannot be passing and sitting at the same time.
exists e1 s1 s2 x1 x2.(by(e1,x2) & n_lighthouse(x2) & a_white(s2) & Theme(s2,x2) & a_red(s1) & Theme(s1,x2) & Actor(e1,x1) & v_pass(e1) & n_runner(x1))
exists e1 x1 x2 x3 x4.(n_beach(x4) & on(e1,x4) & on(e1,x3) & n_bench(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_runner(x2) & n_pair(x1))