The Mariner , who can breathe underwater , puts her in a diving bell , and swims down to a sunken city on the ocean floor and grabs a handful of earth .
The Mariner puts her in a diving bell made out of plastic and swims down to a sunken city -LRB- actually the city of Denver -RRB- to show her .
The Mariner puts her in a diving bell made out of plastic and swims down to a sunken city -LRB- actually the city of Denver -RRB- to show her .
Write a simpler version for the sentence: The Mariner , who can breathe underwater , puts her in a diving bell , and swims down to a sunken city on the ocean floor and grabs a handful of earth . Output: