Khetha ukugijima ibanga elingu-5K, 10K, uhhafu wemarathon noma ngaphezulu, futhi uthole indondo ye-Grit OCR.Indondo yakhelwe ngefulegi laseMelika futhi ifaniswe neribhoni elihle.Indondo yenziwe ngezitembu ze-3D kanye nenqubo yendawo yesihlabathi yangemuva.Indondo yomncintiswano wokuqala we-Grit OCR ngo-2018.