Sentence:  Following the general election, Jane Doe took her oath of office as a member of the nation's fifth <WSD>parliament</WSD>. 
Meaning of the word marked with <WSD> tags:  A particular assembly of the members of such a legislature, as convened for a specific purpose or period of time (commonly designated with an ordinal number – for example, "first parliament" or "12th parliament" – or a descriptive adjective – for example, "(Long Parliament)", "(Short Parliament)" and "(Rump Parliament)"). (from 14th c.)