Original sentence: Four SDPI activists were arrested for brutally hacking two Communist Party of India (Marxist)(CPI-M) members at Mangalam, Tirur, on 29 January 2014..  The SDPI has justified the attack, which took place at Mangalam on Wednesday
Edited sentence: Four SDPI activists were arrested for brutally hacking two Communist Party of India (Marxist)(CPI-M) members at Mangalam, Tirur, on 29 January 2014..