What is the main ingredient of sangria?

There are many recipes, one for example is, 1/2 cup brandy, 1/2 cup lemon juice, 1/3 of lemonade. 1/3 Orange Juice. 1 bottle of dry red wine, 1/2 cup triple sec, 1 lemon, orange and lime sliced into rounds, 1/4 cup of sugar, 8 maraschino cherries, Put it all into a large bowl and then into the fridge overnight. Add soda before serving if you like it fizzy, should make 6 cups.