actor1: Protesters (India)
actor2: Police Forces of India (2014-)
notes: Over 5,000 persons were arrested in Chennai when DMK treasurer and former Deputy Chief Minister M.K. Stalin, his party MLAs and other functionaries staged a rail roko demanding the Centre to constitute a Cauvery management board.
target_text: actor1: Protesters (India), actor2: Police Forces of India (2014-)