every 15 minutes:
set {chatgame} to true
50% chance:
broadcast "&e&lCHATGAME &8&l| &7&lWho is the founder of minecraft?"
on chat:
if {chatgame} is true
message contains "notch"
set {chatgame} to false
give player 3 diamonds
broadcast "&e&lCHATGAME &8&l| &7&l%player% Won! the chatgame is now over, next one is in: 15 minutes!"