Complex sentence: Bobbi Brown first arrived on the beauty scene in 1991 with the launch of Bobbi Brown Essentials, and changed the face of makeup with a handful of 10 brown-based lipstick shades created to fill a void in the market of simple, flattering and wearable makeup.
Split into simpler sentences: Bobbi Brown first arrived on the beauty scene in 1991 with the launch of Bobbi Brown Essentials. She created 10 brown-based lipstick shades created to fill a void she perceived in the market, aiming for simple, flattering and wearable makeup.