Kevin Pietersen passed the double hundred mark for the second time in his test career as England reached 551-4 at tea today on the third day of the second Ashes test against Australia in Adelaide. England has taken a commanding 306-run, first innings lead over Australia. Paul Collingwood was the only batsman to be dismissed in the second session, going out lbw to Shane Watson for 40. Earlier in the day, Alastair Cook was dismissed for 148, caught by Brad Haddin off Ryan Harris. Pietersen was 213 not out at the break, while Ian Bell had 41. Australia was all out for 245 in its first innings, with James Anderson taking 4-51.