The girl is taking a drink from a water fountain.
The athelete rehydrates from the water fountain after a long practice.
We do not know who the girl is from sentence 1. It is only in sentence 2 that we find out she is an athelete.
exists e1 x1 x2 x3 x4.(n_girl(x1) & from(e1,x3) & n_fountain(x3) & of(x3,x4) & n_water(x4) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_drink(x2))
exists s1 s2 x1 x2 x3 x4.(n_fountain(x2) & of(x2,x3) & n_water(x3) & n_rehydrate(x1) & a_athelete(s1) & Theme(s1,x1) & a_topic(x1) & from(x1,x2) & after(x2,x4) & n_practice(x4) & a_long(s2) & Theme(s2,x4))