 On May 8, 2016, ndị nnyocha abụọ-Emil Kirkegaard na Julius Bjerrekaer-kpụchasịrị ọmụma si online mkpakọrịta nwoke na nwaanyị na saịtị OkCupid na nihu ọha tọhapụrụ a dataset nke banyere 70,000 ọrụ, gụnyere variables nke aha njirimara, afọ, okike, na ọnọdụ, okpukpe-metụtara echiche, ịgụ kpakpando metụtara echiche, mkpakọrịta nwoke na nwaanyị metụtara, ọnụ ọgụgụ nke foto, wdg, yana azịza nye nelu 2600 ajụjụ na saịtị. 