the 25-year-old holland full-back played the full 90 minutes of sunday 's 1-0 barclays premier league defeat at the stadium of light despite suffering a suspected tear in his calf muscle during the warm-up , but was unable to prevent the black cats running out winners as the magpies slipped to a record fifth successive defeat in the fixture .
daryl janmaat has admitted that newcastle united 's performance in their tyne-wear derby against sunderland was n't good enough .
the first half was really poor , we were too negative , but it still was n't good enough .