contracting triangle possible in BNF no trade

its possible its forming a contracting triangle price likely to remain b/w 43838-45336 very risky to trade right no both in nifty and BNF one thing is for sure the rise in BNF from the bottom is of corrective nature.
contracting triangle is of a (b) wave forming as (a) is already complete invalidation of contracting triangle is if prices closes above 43838