CREATE TABLE table_30925 ("Stage" FLOAT, "Winner" TEXT, "General classification" TEXT, "Mountains Classification" TEXT, "Points classification" TEXT, "Sprints Classification" TEXT, "Team Classification" TEXT)

Name the team classification for thomas de gendt
SELECT "Team Classification" FROM table_30925 WHERE "Winner" = 'Thomas De Gendt'
SELECT "Team Classification" FROM "table_30925" WHERE "Winner" = 'Thomas De Gendt'