CREATE TABLE "past_composition_of_the_executive_board" (
  "president" text,
  "treasurer" text,
  "secretary" text,
  "social_ao" text,
  "academic_ao" text,
  "internal_co" text,
  "external_co" text
);

Question: What Secretary has a Social AO of lieke de boer?
SQL: SELECT "secretary" FROM "past_composition_of_the_executive_board" WHERE "social_ao"='lieke de boer';

Question: What Social AO has an External CO of elena buscher, and a President of harm van leeuwen?
SQL: SELECT "social_ao" FROM "past_composition_of_the_executive_board" WHERE "external_co"='elena buscher' AND "president"='harm van leeuwen';

Question: What Social AO has an External CO of simonas savickas, and an Internal CO of pieter kuijsten?
SQL: SELECT "social_ao" FROM "past_composition_of_the_executive_board" WHERE "external_co"='simonas savickas' AND "internal_co"='pieter kuijsten';

Question: What Secretary has an Internal CO of isabel voets?
SQL: SELECT "secretary" FROM "past_composition_of_the_executive_board" WHERE "internal_co"='isabel voets';

Question: What Academic AO has a President of harm van leeuwen?
SQL: SELECT "academic_ao" FROM "past_composition_of_the_executive_board" WHERE "president"='harm van leeuwen';

Question: What Social AO has a President of harm van leeuwen?
SQL: SELECT "social_ao" FROM "past_composition_of_the_executive_board" WHERE "president"='harm van leeuwen';