Two fishermen are launching themselves out to sea.
Fishermen are taking to the sea.
Launching out to sea is rephrasing of taking to the sea.
exists e1 s1 x1 x2 x3.(n_group(x2) & to(e1,x3) & n_sea(x3) & a_out(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_launch(e1) & n_fisherman(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_sea(x2) & to(e1,x2) & Actor(e1,x1) & v_take(e1) & n_fisherman(x1))