First you must do .+bot on all bots console's that you wish to like togeather like this.. .+bot <botname> <adress:port> .. After you have done that on all of the bots' consoles which you are linking and then you need to do .link <botname> and the bots should make a password and such and they should be linked by then.
doh! are you shure you have the right hostmask when tryng to chat with it? Also, are you or the eggdrop behind a NAT firewall or something? try /ctcp <botnick> chat and see what happens.. or try to telnet to it.
Once the game is over, the king and the pawn go back in the same box.