Tanker 447 and the bridge of death.

Bridgekeeper, (Tankduel)
Who would cross the Bridge of Death must answer me these questions three, ere the other side he see.
Tanker447'
Ask me the questions, bridgekeeper. I am not afraid'
Bridgekeeper
What is your name?
Tanker 447
My name isTanker 447 of WHAT
Bridgekeeper
What is your quest?
Tanker447
To seek the Holy Grail at 'TAMELOT'
Bridgekeeper
What is the average operational life of a Henlong?
Tanker 447
Well, they're actually good value for money, and with the right care they can last a really long time...aaaaaaaargh