求翻译：白人老爷许诺要奖励他勤恳的奴隶一块肥沃的土地，奴隶信以为真，但当奴隶完成使命后，奴隶主却以欺骗的言辞玩了一场文字游戏，未能遵守诺言是什么意思？

White master promised to reward a fertile land of the hardworking slaves, slaves believed it, but when the slaves after the completion of the mission, the slave owners, but deceptive rhetoric play a game of words, failure to comply with promises

White vintage promises to reward him a block of slaves who worked diligently, fertile land, slaves, and believe it to be true, but as slaves after completion of the mandate, and Slaveholders were in order to deceive the words play a word game, failure to comply with a pledge

The Caucasian master promises wants to reward his diligent slave fertile land, the slave accepts as true, but after the slave completes the mission, the slave-owner deceives actually the words have played a word game, has not been able to observe the promise

Whites classic promised to reward his devoted slaves a piece of fertile land, slaves took, but when the slave after the mission is complete, slave owners use the deceptive rhetoric played a word game, failed to keep his promise

正在翻译，请等待...