20 19 is a cow.

Lunar wedding zodiac collocation table: mouse: with cattle, dragons and monkeys; Cattle: with rats, snakes and chickens; Tiger: with dragons, horses and dogs; Rabbit: with dragons, snakes, horses, sheep, monkeys and chickens; Dragon: with rats, tigers, rabbits, snakes, horses, monkeys, chickens, dogs and pigs; Snakes: pigs with dogs: tigers, rabbits, snakes, horses and pigs. Pigs are matched with rabbits, dragons, snakes, chickens and dogs. Marry rats: marry cows, rabbits, dragons, monkeys, chickens, dogs and cows: marry rats, dragons, snakes, pigs and tigers: marry rabbits, horses, dogs and rabbits: marry rats and tigers.