Complex sentence: The origin of Glagolitic letter "dzelo" is unclear, but the Cyrillic Ѕ may have been influenced by the Greek, the medieval form of the archaic letter digamma, which had the same form and numerical value (6).
Split into simpler sentences: The origin of Glagolitic letter "dzelo" is unclear. However, the Cyrillic Ѕ may have been influenced by the Greek, the medieval form of the archaic letter digamma, which had the same form and numerical value (6).