Ko hollata keh radiocarbone yo ko haɓodii e ponndi 28, ɗi fuh so wanaa nay go’aɓi jeyaaɗi gilla puɗɗe gollitoragol oon daliili jogoraaɗo hono fewreejo, ɗuum na taykinii e no wakkatiiji njaari ley 12th-to-15th s.