Complex sentence: During the debate, Wendy is distracted because she is attracted to Cartman and cannot resume her opening remarks until she walks over and kisses him in front of the whole town, breaking the built-up tension.
Split into simpler sentences: During the debate, Wendy is distracted because she is attracted to Cartman, which builds up a lot of tension. Wendy cannot continue with her opening remarks until she walks over and kisses Cartman in front of the whole town to break the built-up tension.