This can give rise to curious situations
主语：this
谓语：can give rise to ( give rise to 引起）
宾语：curious situations ( curious 修饰 situations)
as it did in the case of AlfredBloggs who worked as a dustman for the Ellesmere Corporation
as引导非限定性定语从句,修饰前面的句子.
连接词/关系词：as
主语：It
谓语：did
状语：in the case
定语：of AlfredBloggs who worked as a dustman for the Ellesmere Corporation
（who worked as a dustman for the Ellesmere Corporation 又是一个定语从句,修饰Alfred Bloggs,这应该是一个人名）
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