Name the points classification for mark renshaw and team csc
CREATE TABLE "classification_leadership" (
  "stage_winner" text,
  "general_classification" text,
  "mountains_classification" text,
  "points_classification" text,
  "young_rider_classification" text,
  "team_classification" text
);
SELECT "points_classification" FROM "classification_leadership" WHERE "general_classification"='Mark Renshaw' AND "team_classification"='Team CSC';