Boy Scouts put on a performance piece displaying proper first aid techniques.
Boy scouts are learning how to start a fire.
The boy scouts can't be learning how to start a fire at the same time as they are putting on a performance.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(ne_org_scouts(x1) & (x1 = x2) & ne_org_boy(x2) & for(e1,e2) & Theme(e2,x5) & Actor(e2,x1) & v_display(e2) & n_technique(x5) & of(x5,x6) & n_aid(x6) & a_first(s2) & Theme(s2,x5) & a_proper(s1) & Theme(s1,x5) & on(e1,x3) & n_piece(x3) & of(x3,x4) & n_performance(x4) & Actor(e1,x1) & v_put(e1))
exists e1 x1 x2 x3.(Topic(e1,x3) & Actor(e1,x1) & v_learn(e1) & n_manner(x3) & exists e2 x4 x5.(Theme(e2,x5) & Actor(e2,x4) & v_start(e2) & n_fire(x5)) & n_scout(x1) & (x1 = x2) & ne_nam_boy(x2))