premise: Whereas Bultmann 's `` center '' position is structurally inconsistent and is therefore indefensible on formal grounds alone , the general position of the `` right '' , as represented , say , by Karl Barth , involves the <mask> or at least qualification of the demand for demythologization and so is invalidated on the material grounds we have just considered .
hypothesis: the proper context for <mask> here should be the act of rejecting something