Complex sentence: The "backwards long jump" glitch (often abbreviated as BLJ) is a glitch used in the 1996 Nintendo 64 video game "Super Mario 64", and is perhaps the most well known of several hyperspeed glitches in the game.
Split into simpler sentences: The "backwards long jump" glitch (often abbreviated as BLJ) is a glitch used in the 1996 Nintendo 64 video game "Super Mario 64". The backwards long jump glitch is perhaps the most well known of several hyperspeed glitches in the game.