Table: aqeel_khan_tennis_matches
Columns: date
tournament
surface
opponent_in_the_final
score

Question: Who is the opponent in the final on a hard surface with a score of 6–3 7–6(5)?
SQL: SELECT "opponent_in_the_final" FROM aqeel_khan_tennis_matches WHERE "surface" = 'hard' AND "score" = '6–3 7–6(5)'

Question: Who is the opponent in the Tournament of Lahore final?
SQL: SELECT "opponent_in_the_final" FROM aqeel_khan_tennis_matches WHERE "tournament" = 'lahore'

Question: On what date did the opponent in the Toshiaki Sakai final play on a grass surface?
SQL: SELECT "date" FROM aqeel_khan_tennis_matches WHERE "opponent_in_the_final" = 'toshiaki sakai' AND "surface" = 'grass'

Question: On what surface did a score of 4–6 6–3 6–4 occur at the Tournament of Lahore?
SQL: SELECT "surface" FROM aqeel_khan_tennis_matches WHERE "tournament" = 'lahore' AND "score" = '4–6 6–3 6–4'

Question: Which tournament had Toshiaki Sakai as an opponent in the final on a grass surface?
SQL: SELECT "tournament" FROM aqeel_khan_tennis_matches WHERE "opponent_in_the_final" = 'toshiaki sakai' AND "surface" = 'grass'