CREATE TABLE table_47147 ("Company" CLOB, "Type" CLOB, "Principal activities" CLOB, "Incorporated in" CLOB, "Group's Equity Shareholding" CLOB)

Which Group's Equity Shareholding has a Company of epcor?
SELECT "Group's Equity Shareholding" FROM table_47147 WHERE "Company" = 'epcor'
SELECT "Group's Equity Shareholding" FROM "table_47147" WHERE "Company" = 'epcor'