Instructions: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
Input: on july 19 , 2000 , he formed -lrb- with fellow anison vocalists hironobu kageyama , masaaki endoh , eizo sakamoto , and rica matsumoto -rrb- the " supergroup " jam project.
Output:
on july 19 2000 he formed the " supergroup " jam project.