A team of divers are gathered around underwater during the daytime.
A group of divers investigate a wreckage.
Divers can go underwater for other reasons than to investigate a wreckage.
exists e1 x1 x2 x3 x4.(n_daytime(x4) & during(e1,x4) & around(e1,x3) & n_underwater(x3) & Theme(e1,x1) & v_gather(e1) & of(x1,x2) & n_diver(x2) & n_team(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_investigate(e1) & n_wreckage(x3) & of(x1,x2) & n_diver(x2) & n_group(x1))