A lady with a bandanna, a man with a red hat and man with glasses and a cane sit on a bench while others stand waiting for a train.
A family sits together on a bench.
sit on a bench doesn't always mean  sits together on a bench.
exists e1 p1 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(exists e2 p2 x11.(exists e3 x12.(for(e3,x12) & n_train(x12) & Actor(e3,x11) & v_wait(e3)) & Topic(e2,p2) & Actor(e2,x11) & v_stand(e2) & -(x11 = x2) & n_person(x11)) & n_person(x2) & while(e1,p1) & on(e1,x10) & n_bench(x10) & Actor(e1,x1) & v_sit(e1) & subset_of(x9,x1) & n_cane(x9) & subset_of(x2,x1) & with(x2,x3) & rel(x3,x4) & with(x4,x5) & with(x5,x8) & n_glass(x8) & n_man(x7) & n_hat(x6) & subset_of(x7,x5) & subset_of(x6,x5) & a_red(s1) & Theme(s1,x5) & n_man(x4) & n_bandanna(x3) & n_lady(x2))
exists e1 p1 x1 x2.(on(e1,x2) & n_bench(x2) & exists s1.(Theme(s1,x1) & a_together(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_sit(e1) & n_family(x1))