three men attaching wires to a large metal pipe.
The men are trying an experiment.
all men are not in a group of three.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & to(e1,x4) & n_pipe(x4) & of(x4,x5) & n_metal(x5) & a_large(s1) & Theme(s1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_attach(e1) & n_wire(x3) & (x1 = x2) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_try(e1) & n_experiment(x2))