triplealt:  
  type: world  
  debug: true  
  events:  
    on player joins:  
    - flag server triple_<player.ip.address.replace[<&dot>].with[_].before[<&co>]>:->:<player> 
    - if <server.flag[<player.ip.address.replace[<&dot>].with[_].before[<&co>]>].as_list.size||0> >= 2 {   
      - adjust <player> "kick:YourTextHere"  
      }  
    on player quits:  
    - flag server triple_<player.ip.address.replace[<&dot>].with[_].before[<&co>]>:<-:<player>