Chicken Breasts And Artichokes With Fettuccini

• 4 chicken (skinless boneless)
• 1 egg yolk
• 200 gr fettuccine
• 240 ml chicken broth
• 120 ml cream (heavy)
• 85 gr butter
• 45 ml sherry wine vinegar
• 16 ml water
• 2 gr parsley (chopped fresh)
• 1 package maria artichoke hearts