CREATE TABLE "representation" (
  "year" real,
  "lijsttrekker" text,
  "fractievoorzitter" text,
  "cabinet" text,
  "chair" text
);

Question: What is Lijsttrekker, when Year is after 1990, and when Chair is "Ingrid Van Engelshoven"?
SQL: SELECT "lijsttrekker" FROM "representation" WHERE "year">1990 AND "chair"='ingrid van engelshoven';

Question: What is Fractievoorzitter, when Lijsttrekker is "No Elections", and when Year is after 2005?
SQL: SELECT "fractievoorzitter" FROM "representation" WHERE "lijsttrekker"='no elections' AND "year">2005;

Question: What is Cabinet, when Year is after 1981, when Fractievoorzitter is "Hans Van Mierlo", and when Chair is "W.I.J.M. Vrijhoef"?
SQL: SELECT "cabinet" FROM "representation" WHERE "year">1981 AND "fractievoorzitter"='hans van mierlo' AND "chair"='w.i.j.m. vrijhoef';

Question: What is Lijsttrekker, when Cabinet is "Hans Van Mierlo", and when Fractievoorzitter is "Thom De Graaf"?
SQL: SELECT "lijsttrekker" FROM "representation" WHERE "cabinet"='hans van mierlo' AND "fractievoorzitter"='thom de graaf';

Question: What is Cabinet, when Year is before 2001, when Lijsttrekker is "No Elections", when Fractievoorzitter is "Hans Van Mierlo", and when Chair is "S. Van Der Loo"?
SQL: SELECT "cabinet" FROM "representation" WHERE "year"<2001 AND "lijsttrekker"='no elections' AND "fractievoorzitter"='hans van mierlo' AND "chair"='s. van der loo';