Kids setting up telescope and getting ready to watch the sky.
The kids are scuba diving.
A telescope is not something that is used while scuba diving
exists e2 e1 p1 s1 x1 x2 x3 x4.(n_sky(x4) & exists p2 s2.(Topic(s2,p2) & Actor(s2,x3) & a_ready(s2) & exists e3.(Theme(e3,x4) & Actor(e3,x3) & v_watch(e3))) & Topic(e2,p1) & Actor(e2,x3) & v_get(e2) & n_kid(x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_set(e1) & n_telescope(x2) & n_kid(x1))
exists p1 x1.(n_kid(x1) & exists s1 x2.((x1 = x2) & n_diving(x2) & a_scuba(s1) & Theme(s1,x2)))