Prasannalal Choudhury. Through his poems, Choudhury talked about suffering of the working class and called for their unity through revolution. That's why Prasannalal Choudhury is wellknown in Assamese literary world as the 'Biplabi Kobi' or 'Biddrohi Kobi', which means 'Rebel Poet'. Source: assams.info/people.