MUMBAI, May 12 (Reuters) - Indian shares provisionally rose 4.2 percent on Tuesday, on speculation the main opposition Bharatiya Janata Party (BJP)-led group was gaining momentum in national elections.
The BJP, which is perceived as market friendly, is seen emerging as the front runner in its race with the ruling Congress party-led coalition thanks to savvy alliance building. [ID:nISL443528]
The 30-share BSE index .BSESN provisionally ended up 490.33 points at 12,173.32 points, with 28 stocks gaining.
The 50-share NSE index .NSEI provisionally closed up 3.65 percent at 3,684.35. (Reporting by Pratish Narayanan)
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