School children conduct a relay race.
Students are engaged in a physical activity.
conduct a relay race can be engaged in a physical activity.
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_conduct(e1) & n_race(x3) & of(x3,x4) & n_relay(x4) & n_child(x1) & (x1 = x2) & ne_nam_school(x2))
exists e1 s1 x1 x2.(in(e1,x2) & n_activity(x2) & a_physical(s1) & Theme(s1,x2) & Theme(e1,x1) & v_engage(e1) & n_student(x1))