CREATE TABLE "australia" (
  "actor" text,
  "character" text,
  "soap_opera" text,
  "years" text,
  "duration" text
);

Question: Which actor played on Home and Away for 20 years?
SQL: SELECT "actor" FROM "australia" WHERE "duration"='20 years' AND "soap_opera"='home and away';

Question: What character was portrayed by the same actor for 12 years on Neighbours?
SQL: SELECT "character" FROM "australia" WHERE "duration"='12 years' AND "soap_opera"='neighbours';

Question: How long did Joyce Jacobs portray her character on her show?
SQL: SELECT "duration" FROM "australia" WHERE "actor"='joyce jacobs';

Question: Which actor played Harold Bishop for 17 years?
SQL: SELECT "actor" FROM "australia" WHERE "duration"='17 years' AND "character"='harold bishop';

Question: Which years did Martin Sacks work on a soap opera?
SQL: SELECT "years" FROM "australia" WHERE "actor"='martin sacks';