CREATE TABLE "performance_and_rankings_timeline" (
  "2005_06" text,
  "2006_07" text,
  "2007_08" text,
  "2009_10" text,
  "2010_11" text,
  "2011_12" text,
  "2012_13" text
);

Question: Which 2005/ 06 has a 2006/ 07 of ur?
SQL: SELECT "2005_06" FROM "performance_and_rankings_timeline" WHERE "2006_07"='ur';

Question: Which 2005/ 06 has a 2011/ 12 of ranking tournaments
SQL: SELECT "2005_06" FROM "performance_and_rankings_timeline" WHERE "2011_12"='ranking tournaments';

Question: Which the 2007/ 08 has a 2006/ 07 of 1r?
SQL: SELECT "2007_08" FROM "performance_and_rankings_timeline" WHERE "2006_07"='1r';

Question: Which 2010/ 11 has a 2011/ 12 of wr?
SQL: SELECT "2010_11" FROM "performance_and_rankings_timeline" WHERE "2011_12"='wr';

Question: Which in 2007/ 08 has a 2009/ 10 of non-ranking?
SQL: SELECT "2007_08" FROM "performance_and_rankings_timeline" WHERE "2009_10"='non-ranking';

Question: Name the 2010/ 11 which has a 2006/ 07 of not held, and a 2011/ 12 of a, and a 2012/ 13 of a?
SQL: SELECT "2010_11" FROM "performance_and_rankings_timeline" WHERE "2006_07"='not held' AND "2011_12"='a' AND "2012_13"='a';