CREATE TABLE game (stadium_id NUMBER, id NUMBER, Season NUMBER, Date CLOB, Home_team CLOB, Away_team CLOB, Score CLOB, Competition CLOB)
CREATE TABLE injury_accident (game_id NUMBER, id NUMBER, Player CLOB, Injury CLOB, Number_of_matches CLOB, Source CLOB)
CREATE TABLE stadium (id NUMBER, name CLOB, Home_Games NUMBER, Average_Attendance FLOAT, Total_Attendance FLOAT, Capacity_Percentage FLOAT)

How many players having an injury of 'Foot injury' or 'Knee problem' in each season? Draw a bar chart.
SELECT Season, COUNT(Season) FROM game AS T1 JOIN stadium AS T2 ON T1.stadium_id = T2.id JOIN injury_accident AS T3 ON T1.id = T3.game_id WHERE T3.Injury = 'Foot injury' OR T3.Injury = 'Knee problem'
SELECT "Season", COUNT("Season") FROM "game" "T1" JOIN "stadium" "T2" ON "T1"."stadium_id" = "T2"."id" JOIN "injury_accident" "T3" ON "T1"."id" = "T3"."game_id" AND ("T3"."Injury" = 'Foot injury' OR "T3"."Injury" = 'Knee problem')