Betting Rules: Double Chance

A Double Chance market allows you to cover two of the three possible outcomes in a game with one bet. There are also Double Chance 1st Half markets, which is settled according to the result of the 1st half only.
The following options are available:
1 or X - if the result is either a home win or a draw, then bets on this option are winners. 
X or 2 -if the result is either a draw or an away win, then bets on this option are winners. 
1 or 2 - if the result is either a home win or an away win, then bets on this option are winners.