Mepụta ụdị ahịrịokwu a dị mgbagwoju anya Ihe nkiri ahụ, bụ́ nnukwu ududo, dị mita 60 n' elu, na mita 64 n' obosara ma nwee nnukwu ụkwụ yiri ọkpọka na-enwu site n'ime.
N'ezie, ụdị nke ahịrịokwu ahụ dị mgbagwoju anya bụ "Ihe nkiri nke njem ahụ, bụ́ nnukwu ududo, dị mita 60 n'ịdị elu, na mita 64 n'obosara ma gụnye nnukwu oghere dị ka ụkwụ ndị e ji ọkụ na-agbanwe agba na-enwu site n'ime ya site na 20,000'(6,096m) nke ọkụ na - agbanwe agba. "