What rank does Rodney Marsh have?
CREATE TABLE table_21100348_15 (rank INTEGER, player VARCHAR)
SELECT MAX(rank) FROM table_21100348_15 WHERE player = "Rodney Marsh"
### Context: CREATE TABLE table_21100348_15 (rank INTEGER, player VARCHAR) ### Question: What rank does Rodney Marsh have? ### Answer: SELECT MAX(rank) FROM table_21100348_15 WHERE player = "Rodney Marsh"