CREATE TABLE "universities" (
  "members" text,
  "country" text,
  "year_established" real,
  "world_rank_by_the_wur_2013" text,
  "world_rank_by_arwu_2013" text,
  "world_rank_by_qs_2013" text
);

Question: What was the world rank by QS in 2013 for the University of Otago?
SQL: SELECT "world_rank_by_qs_2013" FROM "universities" WHERE "members"='University of Otago';

Question: What was the world rank by ARWU in 2013 of university whose world rank by QS in 2013 was 90th?
SQL: SELECT "world_rank_by_arwu_2013" FROM "universities" WHERE "world_rank_by_qs_2013"='90th';

Question: What was the world rank by ARWU in 2013 of the University of Tübingen?
SQL: SELECT "world_rank_by_arwu_2013" FROM "universities" WHERE "members"='University of Tübingen';

Question: What was the world rank by THE-WUR in 2013 of the university whose world rank by QS in 2013 was 113th? 
SQL: SELECT "world_rank_by_the_wur_2013" FROM "universities" WHERE "world_rank_by_qs_2013"='113th';