Children learn the art of yoga on colorful mats at a festival.
Children stretch
yoga is a form of stretching
exists e1 s1 x1 x2 x3 x4 x5.(n_art(x2) & at(e1,x5) & n_festival(x5) & Theme(e1,x2) & Actor(e1,x1) & v_learn(e1) & on(x2,x4) & n_mat(x4) & a_colorful(s1) & Theme(s1,x4) & of(x2,x3) & n_yoga(x3) & n_child(x1))
exists x1 x2.(n_stretch(x1) & (x1 = x2) & ne_nam_children(x2) & a_topic(x1))