Chicken with tenders

1/4 cup plus 3 tbsp olive oil 4 large chicken thighs salt and pepper 1 (10 ounce) package frozen artichoke hearts 1 lemon 1 lb small potato , such as baby[...]

7 tablespoons olive oil 3 tablespoons tarragon or 3 tablespoons balsamic vinegar 1/2-1 tablespoon fresh lemon juice 1/2 tablespoon Dijon mustard (or to taste)[...]

1 1/3 lb chicken breast tenders - (to 1 1/2)     Coarse salt to taste     Freshly-grnd black pepper to taste 8 x pita breads 1 x ripe lemon zested and juiced[...]