Young children are learning a local custom by watching adults, and it appears to involve pretending to be asleep.
Young children are mimicing the sleeping.
The fact young children are watching adults pretend to be asleep does not imply the children are mimicing the sleeping.
exists e1 e3 e2 p1 s1 s2 x1 x2 x3.(Topic(e3,p1) & Actor(e3,x1) & v_appear(e3) & exists e4 p2.(exists e5 p3.(Topic(e5,p3) & Actor(e5,x1) & v_pretend(e5) & exists s3.(Theme(s3,x1) & a_asleep(s3))) & Topic(e4,p2) & Actor(e4,x1) & v_involve(e4)) & n_thing(x1) & by(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_watch(e2) & n_adult(x3) & Theme(e1,x2) & Actor(e1,x1) & v_learn(e1) & n_custom(x2) & a_local(s2) & Theme(s2,x2) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_sleeping(x2) & Theme(e1,x2) & Actor(e1,x1) & v_mimice(e1) & n_child(x1) & a_young(s1) & Theme(s1,x1))