Mediterranean Chicken Kebab Salad

Name: Mediterranean Chicken Kebab Salad
Ingredients: 1 lb skinless boneless chicken breast, cut into 1 inch cubes; 2 tbsp fresh squeezed lemon juice; 1 tsp dried oregano; 1 tsp garlic, crushed; kosher salt to taste; fresh ground black pepper to taste; 1 1/4 cups cucumber, peeled; 1 1/4 cups diced tomato; 1/4 cup diced bell pepper; 2 tbsp red onion, diced; 1/4 cup black olives; 1 1/2 tsp vinegar; 1 1/2 tsp fresh lemon juice; 2 tsp olive oil; 1 tsp fresh dillweed; 1 tsp fresh parsley; 1/8 tsp dried oregano; salt and black pepper to taste; 4 cups shredded lettuce; 1/2 cup feta cheese, grated; lemon wedges for serving