A person reads to a group of boys.
Someone demonstrates how to stir a pot of sauce to a group of girls.
One usually does not read while demonstrating how to stir a pot of sauce. Boys and girls are different.
exists e1 x1 x2 x3.(to(e1,x2) & of(x2,x3) & n_boy(x3) & n_group(x2) & Actor(e1,x1) & v_read(e1) & n_person(x1))
exists e1 x1 x2.(Topic(e1,x2) & Actor(e1,x1) & v_demonstrate(e1) & n_manner(x2) & exists e2 x3 x4 x5 x6 x7.(Theme(e2,x4) & Actor(e2,x3) & v_stir(e2) & of(x4,x5) & to(x5,x6) & of(x6,x7) & n_girl(x7) & n_group(x6) & n_sauce(x5) & n_pot(x4)) & n_person(x1))