The flame burning at the top of a candle is a spontaneous chemical reaction taking place.
(The flame; burning; L:at the top of a candle) (The flame burning at the top of a candle; is; a spontaneous chemical reaction taking place) (a spontaneous chemical reaction; taking; place)
The flame The flame burning at the top of a candle a spontaneous chemical reaction
burning is taking
L:at the top of a candle
a spontaneous chemical reaction taking place
place