CREATE TABLE "teams" (
  "season" text,
  "skip" text,
  "third" text,
  "second" text,
  "lead" text
);

Question: What is the Lead for the 1999–00 season?
SQL: SELECT "lead" FROM "teams" WHERE "season"='1999–00';

Question: What is the Second when the third is don walchuk?
SQL: SELECT "second" FROM "teams" WHERE "third"='don walchuk';

Question: What is the Season when the Lead was don bartlett, and the third was don walchuk, and a Second of carter rycroft?
SQL: SELECT "season" FROM "teams" WHERE "lead"='don bartlett' AND "third"='don walchuk' AND "second"='carter rycroft';

Question: What is the Skip when the Third was john morris?
SQL: SELECT "skip" FROM "teams" WHERE "third"='john morris';

Question: What is the Third when the Lead was don bartlett, the Second was carter rycroft, and a Season of 2003–04?
SQL: SELECT "third" FROM "teams" WHERE "lead"='don bartlett' AND "second"='carter rycroft' AND "season"='2003–04';

Question: What is the Lead when the Second was marc kennedy, in the 2012–13 season?
SQL: SELECT "lead" FROM "teams" WHERE "second"='marc kennedy' AND "season"='2012–13';