Show me all the injury accidents.
select * from injury_accident
Show me distinct names of the stadium in which those accidents happened.
select distinct t1.name from stadium as t1 join game as t2 on t1.id = t2.stadium_id join injury_accident as t3 on t2.id = t3.game_id
Show me the id and name of the one where the most injury accidents happened.
select t1.id, t1.name from stadium as t1 join game as t2 on t1.id = t2.stadium_id join injury_accident as t3 on t2.id = t3.game_id group by t1.id order by count(*) desc limit 1