A small child wears skis on a ski hill.
A kid is going skiing while wearing his skis
'A kid' is a synonym for 'A small child', also if a child is wearing skis on a ski hill then this indicates he is 'going skiing'.
exists e1 s1 x1 x2 x3 x4.(on(e1,x3) & n_hill(x3) & of(x3,x4) & n_ski(x4) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_ski(x2) & n_child(x1) & a_small(s1) & Theme(s1,x1))
exists e2 e1 x1 x2 x3.(while(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_wear(e2) & n_ski(x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_skiing(x2) & n_kid(x1))