List the year, team and coach that with winning rate of above 75%.
team refers to teams.name; coach refers to coachID; winning rate of above 75% refers to divide(won, add(won, lost)) > 0.75
SELECT DISTINCT T1.year, T2.name, T1.coachID FROM coaches AS T1 INNER JOIN teams AS T2 ON T1.tmID = T2.tmID WHERE CAST(T1.won AS REAL) / CAST((T1.won + T1.lost) AS REAL) > 0.75