A small boy wearing pajamas crawls across the floor.
The toddler is crawling through the living room.
A small boy could mean a toddler. Crawling implies doing so across the floor.
exists e1 s1 x1 x2 x3 x4 x5.(n_floor(x5) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & across(x3,x5) & n_crawl(x3) & of(x3,x4) & n_pajamas(x4) & (x1 = x2) & n_boy(x1) & a_small(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_room(x2) & of(x2,x3) & n_living(x3) & n_toddler(x1) & through(e1,x2) & Actor(e1,x1) & v_crawl(e1))