Garlic Chicken with Tomatoes over Linguini

4 boneless, skinless chicken breasts
2 tbsp minced garlic
3 tbsp olive oil
2 (sm) cans or 1 (lg) can diced tomatoes
1 sm can sliced mushrooms (optional)
Grated parmesan cheese
1 box linguini

Saute garlic & onion in olive oil. Add diced tomatoes. Add mushrooms if you like and bring to slight boil. Lower heat and simmer for 10 min. In 9x13 pan lay boneless chicken breast on bottom...pour tomato mixture over chicken. Sprinkle w/fresh parmesan cheese & bake for 1 hour. Serve over cooked linguini & add more cheese. Serve w/salad & garlic bread.