Complex sentence: The word "alp" is a variation on the word "elf", and it also is known by the following names: "trud", "mare", "mart", "mahr", "Schrat", and "Walrider".
Split into simpler sentences: The word "alp" is a variation on the word "elf". It is also known by the following names: "trud", "mare", "mart", "mahr", "schrat", and "walrider".