CREATE TABLE table_73047 ("Stage" FLOAT, "Winner" TEXT, "General classification" TEXT, "Points classification" TEXT, "Mountains classification" TEXT, "Young rider classification" TEXT)

When philippe gilbert is the winner who is the points classification?
SELECT "Points classification" FROM table_73047 WHERE "Winner" = 'Philippe Gilbert'
SELECT "Points classification" FROM "table_73047" WHERE "Winner" = 'Philippe Gilbert'