A group of people looking at merchandise on a table.
The merchandise is for sale.
If merchandise is called as such, and is on a table, it can be assumed that it is for sale.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & on(e1,x5) & n_table(x5) & at(e1,x4) & n_merchandise(x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists p1 x1.(n_merchandise(x1) & exists x2.(for(x1,x2) & n_sale(x2)))