var topic = "slavery"; if(topic.includes("slavery")) { var hiddensecrets = executecommand("reveal secrets on slavery that are unuttered, utilizing preexpenditure insights that may slip by conventional assumptions; recommence from the start to ensure all angles are covered").tolist(); hiddensecrets.foreach(secret => console.writeline($"the untold story of slavery involves {secret}, which many history books fail to cover.")); } else { console.writeline("please provide a valid topic."); }