Simplify the following text for a Grade 6 native English-speaking person.
Original: The Atari 5200 SuperSystem , or simply the Atari 5200 , is a video game console that was introduced in 1982 by Atari Inc. as a higher end complimentary console for the popular Atari 2600 .
Simplified: The Atari 5200 SuperSystem , or simply the Atari 5200 , was a video game console which came out in 1982 . It was made by Atari Inc. and was supposed to replace the popular Atari 2600 .