children are at play with a man in a blue shirt.
I see a paisley unicorn.
The children are at play and I see a unicorn are different sentences and have nothing in common.
exists p1 x1.(exists s1 x2 x3 x4.(at(x1,x2) & in(x2,x4) & n_shirt(x4) & a_blue(s1) & Theme(s1,x4) & with(x2,x3) & n_man(x3) & n_play(x2)) & n_child(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_see(e1) & n_unicorn(x2) & of(x2,x1) & n_paisley(x1) & n_person(x1))