Afterhisbelovedhorsedied,amanwantedtoplaceanadinthenewspaperlikethis:Horsesaddleandbridlefor$50.无意中报纸在广告语中加了个逗号，读起来成这样了，50元卖马，马鞍和马缰绳。Inadvertently（非故意地）thepaperaddedacommatothead,whichreadinstead:Horse,saddleandbridlefor$50.一个人衷爱的马死了，他打算在报上登则广告如下：50元卖马鞍和马缰绳。Immediatelysomeonerespondedtothead,That'sanawfullycheappriceforahorse,saidthecaller,What'swrongwithyourhorse?马上就有人询问这则广告。这马的价格真是太便宜了，询问者说，马有什么毛病吗？Well,heisdead,repliedthemanwhoplacedtheerroneously（错误地）typedad.哦，它是死的，安排这条误入的广告的人回答道。
