Original sentence: In June 2009 it was reported that inmates in one English prison were using "Elizabethan Cant" as a means of communication that guards would not understand, although the words used are not part of the canon of recognised cant (in part because the Elizabethans didn't have mobile phones)
Edited sentence: In June 2009 it was reported that inmates in one English prison were using "Elizabethan Cant" as a means of communication that guards would not understand, although the words used are not part of the canon of recognised cant