A small wave up from 20860 to 20940.
Now site sin and TOC shows peak signal.
So if it breaks down 20860, It forms a good start of retracement wave.
Measure target at least to 20550.
May be a little tight stop, but if it breaks up to 20950 again we should still be careful a stronger up wave again.
It is important to take a tight stop loss at volatile market.