A student is painting something in art class.
A student is using acrylic paints to paint the nude model
Using acrylic paint is not necessary that he is in art class. He can paint outside also.
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & in(x2,x3) & n_class(x3) & of(x3,x4) & n_art(x4) & n_thing(x2) & n_student(x1))
exists e1 p1 s1 s2 x1 x2 x3.(n_model(x3) & a_nude(s2) & Theme(s2,x3) & Theme(e1,p1) & Recipient(e1,x2) & Actor(e1,x1) & v_use(e1) & exists e2.(Theme(e2,x3) & Actor(e2,x1) & v_paint(e2)) & n_paint(x2) & a_acrylic(s1) & Theme(s1,x2) & n_student(x1))