By Shrikant Chouhan The benchmark indices BSE Sensex and Nifty 50 witnessed a robust rally. On Tuesday, despite tepid cues, the Nifty/Sensex held the 17640/59350 support level, and in the late afternoon, it finally cleared the intraday resistance of 17725/59630. After the intraday breakout, the Nifty/Sensex rallied over 100/400 points.…