prompt: What causes someone to have a heart attack?
chosen: What causes someone to have a heart attack?
chosen: user
chosen: A heart attack is caused by the blockage of a coronary artery due to build up of plaque. This can lead to the heart muscle not getting enough oxygen, leading to a heart attack. Risk factors for heart attack include high blood pressure, smoking, diabetes, high cholesterol, being overweight, stress and physical inactivity.
chosen: assistant
rejected: What causes someone to have a heart attack?
rejected: user
rejected: assistant