A man enjoys a peaceful solitary moment while camping.
It is night time
It is not necessarily night time that a man enjoys a peaceful solitary moment while camping.
exists e1 e2 s1 s2 x1 x2.(while(e1,e2) & Actor(e2,x1) & v_camp(e2) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_moment(x2) & a_solitary(s2) & Theme(s2,x2) & a_peaceful(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(n_thing(x1) & exists x2 x3.((x1 = x2) & n_time(x2) & of(x2,x3) & n_night(x3)))