Table: horse_race_results_6
Columns: race
dist_f
course
class
prize_k
odds
runners
placing
margin
time
jockey
trainer

Question: Who has 6/1 odds?
SQL: SELECT "trainer" FROM horse_race_results_6 WHERE "odds" = '6/1'

Question: What is the total dist with Johnny Murtagh and less than 26 runners?
SQL: SELECT SUM("dist_f") FROM horse_race_results_6 WHERE "jockey" = 'johnny murtagh' AND "runners" < 26

Question: Who has 5/1 odds?
SQL: SELECT "jockey" FROM horse_race_results_6 WHERE "odds" = '5/1'

Question: What course did Fergal Lynch end up with 5/1 odds?
SQL: SELECT "course" FROM horse_race_results_6 WHERE "jockey" = 'fergal lynch' AND "odds" = '5/1'