A crosscountry skier has left a trail behind him as he makes his way through the snow.
An athlete is skiing through the snow.
The crosscountry skier is an athlete, who is skiing through the snow and leaving a trail behind him.
exists e1 p1 s1 x1 x2 x3 x4.(n_snow(x4) & exists e2 x1.(through(e2,x4) & Theme(e2,x3) & Actor(e2,x1) & v_make(e2) & n_male(x1)) & n_way(x3) & of(x3,x1) & n_male(x1) & n_male(x1) & as(e1,p1) & behind(e1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_leave(e1) & n_trail(x2) & n_skier(x1) & a_crosscountry(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_snow(x2) & through(e1,x2) & Actor(e1,x1) & v_ski(e1) & n_athlete(x1))