3 lamb and artichoke sandwiches with Recipes

tomatoes , halved lengthwise (about 1/2 lb), olive oil, fresh thyme leaves, divided, freshly ground black pepper, low-fat mayonnaise, chopped ripe olives, grated lemon rind, fresh lemon juice, focaccia (italian flatbread), cut in half horizontally, sliced simple roasted leg of lamb (about 6 oz), sliced red onion, artichoke hearts, drained and thinly sliced

lemon juice, olive oil, garlic cloves, minced, minced fresh rosemary, salt, cayenne pepper, boneless leg of lamb (2-1/2 lb), water-packed artichoke hearts, rinsed and drained, reduced-fat balsamic vinaigrette, divided, sourdough baguettes (1 lb each), cucumber, thinly sliced, tomatoes, thinly sliced, fresh goat cheese, sliced