Predictions is possible to check retrospectively, ie to use their application to cases that have already occurred in past and to check whether it would be possible that predictions by such cases have been confirmed or refuted.
Utabiri Unawezekana kuangalia retrospectively, yaani kwa kutumia maombi yao Hiyo kesi tayari ilitokea katika siku za nyuma na kuangalia Kama itawezekana Kwamba ukame utabiri ingekuwa alithibitisha kesi au alikanusha.