CREATE TABLE table_68271 ("Unit" CLOB, "Type" CLOB, "Gross MW" CLOB, "Construction start" CLOB, "Operation start" CLOB)

Type of phase ii has what gross mw?
SELECT "Gross MW" FROM table_68271 WHERE "Type" = 'phase ii'
SELECT "Gross MW" FROM "table_68271" WHERE "Type" = 'phase ii'