Passphrase Generator

Entropy: 57.6 bits, equivalent to a 9 characters purely random alpha-numeric password
See http://xkcd.com/936/

their plaintive collar contended some brisk whip
her tan yak parked any tidy motion
its third playground balanced our wild home
her darling cemetery pumped its loose riddle
her tedious sponge threatenned their acceptable crack
any low giraffe timed my loud cork
my gleaming beggar reigned my misguided lip

Entropy: 41.3 bits, equivalent to a 6 characters purely random alpha-numeric password

roadrushedshoddygame
threadlecturedconfusedpopcorn
aggressiveorderredcourageoussnake
quicksanddecaieddecentjuice
locketreflectedanxiousamusement
jauntycompletedunhealthyant
girls repeatedoptimaltrousers