A bird soars with wings spread.
A bird is flying south for the winter.
a bird soaring does not have to be going south
exists e2 e1 x1 x2 x3.(with(e1,x2) & Theme(e2,x3) & v_spread(e2) & (x2 = x3) & n_wing(x2) & Actor(e1,x1) & v_soar(e1) & n_bird(x1))
exists e1 s1 x1 x2.(n_winter(x2) & for(e1,x2) & a_south(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fly(e1) & n_bird(x1))