According to the article in Pacific Daily News:
The contest is open to all Guam and Northern Mariana Island students ages 18 and under. The proposed name must reflect Guam's history, culture or language and the applicant must include a paragraph explaining the significance of the name.
All entries should include the applicants name, school and contact information. The deadline to submit entries is July 14 to firstname.lastname@example.org.
The winner of the contest will have their chosen name on all bathymetric/geologic maps and will also get to ride on the UnderWater World float in the Liberation Day Parade, with a banner stating the winning name.