chicken with white beans, okra and tomato

2&3/4 - 3 lb. chicken legs
4 oz. celery,
9 garlic cloves,
3 T. dry basil,
1 lb. onion,
1/2 lb. fresh okra,
1 medium green pepper, water,
3/4 lb. any fresh mushroom,
1 lb. any white bean,
1 qt. tomato sauce,
5 bay leaf