Complex sentence: "Service" is the fourth episode of the seventh season and 87th episode overall of the post-apocalyptic horror television series "The Walking Dead", which aired on AMC on November 13,2016.
Split into simpler sentences: Service is the fourth episode of the seventh season and 87th episode overall of the post-apocalyptic horror television series "The Walking Dead". It initially aired on AMC on November 13,2016.