A small child in a snowsuit and skis.
The child has already been skiing.
Sentence 1 is missing has already been skiing
exists s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & subset_of(x4,x2) & n_ski(x4) & subset_of(x3,x2) & n_snowsuit(x3) & n_child(x1) & a_small(s1) & Theme(s1,x1))
exists p1 s1 x1.(n_child(x1) & a_already(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & n_skiing(x2)))