CREATE TABLE table_54226 ("Stage" TEXT, "Winner" TEXT, "General classification" TEXT, "Points classification" TEXT, "Trofeo Fast Team" TEXT)

Who was the winner of Stage 12 with a Points Classification of Francesco Moser?
SELECT "Winner" FROM table_54226 WHERE "Points classification" = 'francesco moser' AND "Stage" = '12'
SELECT "Winner" FROM "table_54226" WHERE "Points classification" = 'francesco moser' AND "Stage" = '12'