1. Heat oven to 425 degrees F.
2. Heat oil in 10-inch skillet over medium-high heat. Cook livers, onion, garlic, sage, parsley and capers in oil about 8 minutes, stirring frequently, until livers are no longer red. Spread liver mixture in ungreased rectangular pan, 13 x 9 x 2 inches.
3. Spread artichokes over liver mixture. Place chicken, skin sides down, and potatoes on artichokes. Mix wine and lemon juice; pour over chicken and potatoes. Sprinkle with salt and pepper.
4. Bake uncovered 30 minutes. Turn chicken and potatoes. Bake about 30 minutes longer or until chicken is brown on outside and juice of chicken is no longer pink when centers of the thickest pieces are cut.