An ware ƙananan sashin don nuna filin Oblong kansa. Alamar farko guda uku, Cancer, Virgo, Leo sune mata kuma na gaba, Libra, Scorpio, Sagittary, Capricorn, mata ne. Jimlar murabba'un farkon ukun da na gaba hudun sun yi daidai da murabba'i na hypotenuse wanda, kansa, ya yi daidai da biyar kuma ya dace da alamomin bayyanannun biyar waɗanda ke wakiltar Royal Arch. Kamar yadda ake gani a cikin farantin, hypotenuse daidai yake da gefe ɗaya na murabba'in da ke iya kewaye da da'irar. Jimlar jimlar ta Mason ce aikin a dandalin Oblong, katako mai wuya, masaukin sa, jikin sa, wanda ke da'irar da'irar da kuma taimaka masa ya sami matsayin sa na matsayin Keystone a cikin Royal Arch a Dauda na Mutum.