Two men sit next to each other on the water in a boat.
A pair of guys sit together in a boat on the water.
Pair of guys is another way of saying two men.
exists e1 x1 x2 x3.(n_water(x2) & in(e1,x3) & n_boat(x3) & on(e1,x2) & all x4.(n_other(x4) -> to(e1,x4)) & r_next(e1) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3 x4.(n_water(x4) & in(e1,x3) & on(x3,x4) & n_boat(x3) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_guy(x2) & n_pair(x1))