Oklahoma Sooner football players on the field.
The players are outside
A field is outside.
exists x1 x2 x3 x4 x5.(n_field(x5) & a_topic(x1) & on(x1,x5) & n_player(x1) & of(x1,x4) & n_football(x4) & (x1 = x3) & ne_nam_sooner(x3) & (x1 = x2) & ne_geo_oklahoma(x2))
exists s1 x1.(n_player(x1) & Theme(s1,x1) & a_outside(s1))