Pork With Rice And Olives

• 2 garlic (cloves)
• 1 onion
• 1/4 pimiento stuffed oliv (sliced)
• 475 ml boiling water
• 400 gr pork shoulder (boneless)
• 120 gr regular rice (uncooked)
• 60 ml vinegar
• 4 gr salt
• 3 gr snipped parsley
• 1 gr pepper (crushed red)