 It was the launch-pad where he could mobilise his associates when, after editing a few hand-written magazines, he was trying to begin a new literary movement.At the MuktaMela he discovered Dilip Gupta, Ashis Deb and Shukla Mazumder, with whom he launched the Prakalpana Movement in Bengali literature with the countercultural magazine "Swatotsar" in 1969.Chandan coined the word "prakalpana" (meaning "proper imagination"), an amalgam of "pra" from "prabandha" (essay), "ka" from "kabita" (poetry), "lpa" from "galpa" (story) and"na" from "natak" (drama).