Complex sentence: In the later part of the third generation, Nintendo introduced the Game Boy and Atari released the Atari Lynx portable game consoles, pioneering and solidifying the handheld video game industry.
Split into simpler sentences: In the later part of the third generation, Nintendo introduced the Game Boy and Atari released the Atari Lynx portable game consoles. Pioneering and solidifying the handheld video game industry.