Simplify the following text for a Grade 10 native English-speaking person.
Original: Arzashkun seems to be the Assyrian form of an Armenian name ending in - ka formed from a proper name Arzash , which recalls the name Arsene , Arsissa , applied by the ancients to part of Lake Van .
Simplified: Arzashkun seems to be the Assyrian form of an Urartian name ending in - ka formed from a proper name Arzash , which the name Arsene , Arsissa , known by the ancients to part of Lake Van .