Super Sprout Chopped Salad

Name: Super Sprout Chopped Salad
Ingredients: 1 pound sweet potatoes, peeled and cut into 2-by-1/3-inch sticks; 5 tablespoons extra-virgin olive oil; Salt; 2 tablespoons fresh lemon juice; 1 tablespoon ume vinegar (Japanese plum vinegar); 1 tablespoon raspberry vinegar; 1 tablespoon tamari; 1 teaspoon honey; 2 cups lentil, mung or adzuki sprouts; 1 romaine heart, coarsely chopped; 4 small Japanese or Persian cucumbers, cut into 1/2-inch dice; 2 cups packed mesclun; 2 large scallions, finely chopped; 8 oil-cured olives, pitted and chopped; 1 firm, ripe Hass avocado, diced; 1 tablespoon black sesame seeds