With all due respect to The Kustodian
A deadline was set and specific guidelines given. Should you feel that the response was inadequate, or below par, then please and by all means say so. There is nothing wrong with holding a new competition, if inferior material in comparison to the award was received.
An extension of the deadline simply means that those who have not had the courtesy nor the intention to submit an entry are now being courted by yourself, to do so.