Waxaa jira halyey, iyo xataa cilmi-baadhisyo saynis ah, kuwaas oo soo jeedinaya in dadka wejigooda summaysan yihiin loo arko kuwo soo jiidasho leh. Waxaa dhiirigeliyay fikradan, sawir qaade Julian Wolkenstein wuxuu go'aansaday inuu sameeyo tijaabo xiiso leh oo sawirro sawir leh.
Sawir kasta oo uu qaado moodooyinka, wuxuu soo saaray laba sawir oo kala duwan, mid kasta oo ka tarjumaya hal dhinac oo wejiga ah, oo abuuraya laba nooc oo simmetrical ah. . Labada sawir ayaa muujinaya wajiyo kala duwan oo yaab leh. Nasiib darro sawir qaaduhu ma uusan bixin sawirada asalka ah ee dadka si loo barbardhigo si ka wanaagsan, laakiin taxanaha ayaa weli ah mid aad u xiiso badan:
Sidoo kale eeg: La kulan shimbirta kaliya ee sunta ah ee meeraha dusheeda, oo ay dhawaan saynisyahannadu heleenSidoo kale eeg: Yaa ahayd Virginia Leone Bicudo, oo ku sugan doodle maanta