text: Eyre 's horseshoe lake was actually composed of Lake Frome , Lake Callabonna , Lake Blanche , Lake Gregory , Lake Eyre South , and Lake Torrens itself .
simplified: Eyre 's horseshoe lake was actually made up of six large salt lakes ; Lake Frome , Lake Callabonna , Lake Blanche , Lake Gregory , Lake Eyre South , and Lake Torrens itself .