CREATE TABLE table_74698 ("Player" CLOB, "Tries" CLOB, "Conv" CLOB, "Pens" CLOB, "Drop" CLOB, "Venue" CLOB, "Date" CLOB)

How many conversions did Severo Koroduadua Waqanibau have when he has 0 pens?
SELECT "Conv" FROM table_74698 WHERE "Pens" = '0' AND "Player" = 'severo koroduadua waqanibau'
SELECT "Conv" FROM "table_74698" WHERE "Pens" = '0' AND "Player" = 'severo koroduadua waqanibau'