CREATE TABLE table_70413 ("Round / Race" TEXT, "Circuit" TEXT, "Date" TEXT, "Pole Position" TEXT, "Fastest Lap" TEXT, "Winning driver" TEXT, "Winning team" TEXT)

What is the round or race of the winning driver Charles Hollings and what was his pole position?
SELECT "Round / Race" FROM table_70413 WHERE "Winning driver" = 'charles hollings' AND "Pole Position" = 'charles hollings'
SELECT "Round / Race" FROM "table_70413" WHERE "Pole Position" = 'charles hollings' AND "Winning driver" = 'charles hollings'