_:b4178629 . _:b3990226 . _:b3990226 "1900"^^ . _:b4026113 . . _:b3990227 . _:b3990227 "1900"^^ . _:b4178629 "1900"^^ . _:b4026113 . . _:b4178630 "1900"^^ . _:b4178630 . . _:b4178629 . _:b4026112 "1900"^^ . "1900" . "precision at century" . _:b4178630 . _:b4026113 "1900"^^ . _:b4026112 . _:b3990226 . . _:b3990227 . _:b4026112 .