Complex sentence: Spider-Man and Anti-Venom team up to take down the Thunderbolts and after a battle which results in a building collapse the Thunderbolts tell Spider-Man to lay low for the next few days.
Split into simpler sentences: Spider-Man and Anti-Venom team up to take down the Thunderbolts and after a battle which results in a building collapse. The Thunderbolts tell Spider-Man to lay low for the next few days.