scenario 1: a rising triangle is formed at the intersection of the Blue ray and the red ray. if he closes this place with 2 candles for 4 hours, the direction will be up.
Scenario 2: there is a symmetrical triangle at the intersection of the yellow ray and the White Ray. If he closes 2 candles for 4 hours above the Triangle, the direction is up. Bollinger Bands are narrowed. There will be a change of direction.