How many gold medals has the club with the most coaches won?
SELECT T1.club_id ,  T1.gold FROM match_result AS T1 JOIN coach AS T2 ON T1.club_id  =  T2.club_id GROUP BY T1.club_id ORDER BY count(*) DESC LIMIT 1
SELECT T1.club_id ,  T1.gold FROM match_result AS T1 JOIN coach AS T2 ON T1.club_id  =  T2.club_id GROUP BY T1.club_id ORDER BY count(*) DESC LIMIT 1
[{'Club_ID': 1, 'Gold': 20}]