Synthesis of published material serving to advance a position WPSYN Editors often make the mistake of thinking that if A is published by a reliable source and B is published by a reliable source then A and B can be joined together in an article to advance position C However this would be an example of a new synthesis of published material serving to advance a position and as such it would constitute original research A and B therefore C is acceptable only if a reliable source has published this argument in relation to the topic of the article  and  Although most articles should rely predominantly on secondary sources there are rare occasions when they may rely on primary sources An article or section of an article that relies on a primary source should  only make descriptive claims the accuracy of which is easily verifiable by any reasonable educated person without specialist knowledge and  make no analytic synthetic interpretive explanatory or evaluative claims Contributors drawing on primary sources should be careful to comply with both conditions  The cited primary sources have several obvious Wikipedian flaws