Preheat oven to 375 degrees.
In a small bowl, mix the first 8 ingredients, (soy sauce through salt and pepper).
In a large baking dish place chicken. Pour sauce over the chicken and coat chicken evenly.
Cover baking dish with aluminum foil and bake for 15 minutes on each side, until chicken is no longer pink in the center. Uncover chicken and allow to cool.
In a large bowl mix the remaining 5 ingredients (onion through olives).
Using two forks, shred chicken and serve (with a little of the liquid in the baking dish) over the salad.
Top salad with sour cream and serve.