Table: athletics_1928_decathlon
Columns: rank
athlete
country
distance_metres
points
adjusted_points

Question: Name the country that has ken doherty
SQL: SELECT "country" FROM athletics_1928_decathlon WHERE "athlete" = 'Ken Doherty'

Question: Name the athlete for 7 rank
SQL: SELECT "athlete" FROM athletics_1928_decathlon WHERE "rank" = 7

Question: Name the total number of rank for tom churchill
SQL: SELECT COUNT("rank") FROM athletics_1928_decathlon WHERE "athlete" = 'Tom Churchill'