Pasta With Chicken, Tomato And Romano

• 12 california ripe olives
• 4 garlic (cloves peeled)
• 2 ripe tomatoes cored
• 1 onion
• 1 green bell pepper seeds
• 270 gr chicken breast (boneless)
• 450 ml low-sodium chicken broth
• 170 gr spaghetti
• 120 gr romano cheese (grated)
• 9 gr olive