One child casts a prayer before a lit candle.
A child caroling during Christmas day.
A child can't be caroling and casting
exists e1 x1 x2 x3 x4.(before(e1,x3) & n_candle(x3) & of(x3,x4) & n_lit(x4) & Theme(e1,x2) & Actor(e1,x1) & v_cast(e1) & n_prayer(x2) & n_child(x1) & card_eq_1(x1))
exists x1 x2 x3 x4.(a_topic(x1) & during(x1,x3) & n_day(x3) & (x3 = x4) & ne_tim_christmas(x4) & n_caroling(x1) & of(x1,x2) & n_child(x2))