CREATE TABLE "notable_masters" (
  "name" text,
  "employed" text,
  "position_held" text,
  "honour" text,
  "citation" text
);

Question: What are the years employed shown for mathematics & prefect master?
SQL: SELECT "employed" FROM "notable_masters" WHERE "position_held"='mathematics & prefect master';

Question: What citation is shown for the employed years of 1970–1996?
SQL: SELECT "citation" FROM "notable_masters" WHERE "employed"='1970–1996';

Question: What is the name of the person employed 1970–2005?
SQL: SELECT "name" FROM "notable_masters" WHERE "employed"='1970–2005';