Complex sentence: KOI is a family of several 8-bit character encodings for the Cyrillic alphabet, also known as KOI8, KOI 8 and KOI-8.
Split into simpler sentences: KOI is a family of several code pages for the Cyrillic alphabet. This family of encodings is also known as KOI8, KOI 8 and KOI-8.