Robert Lee Shields, Mrs. Obama's great-grandfather, married Annie Lawson in 1906 and worked as a laborer and a railroad porter but disappeared from the public record sometime around his 32nd birthday.

罗伯特-李-谢尔兹，奥巴马夫人的曾祖父，1906年与安妮·劳森结婚，他在铁路干搬运工。但是在他大约32岁之后，就再也找不到有关他的档案记录了。

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