CREATE TABLE "j_rgen_ahrend_1972_2004" (
  "year" text,
  "opus" text,
  "town" text,
  "kind" text,
  "manuals" text,
  "stops" text
);

Question: What are the manuals with a kind of r, and an opus of 144?
SQL: SELECT "manuals" FROM "j_rgen_ahrend_1972_2004" WHERE "kind"='r' AND "opus"='144';

Question: What are the manuals with an opus of 147?
SQL: SELECT "manuals" FROM "j_rgen_ahrend_1972_2004" WHERE "opus"='147';

Question: What kind is in the year 1978 and a manual of ii/p?
SQL: SELECT "kind" FROM "j_rgen_ahrend_1972_2004" WHERE "year"='1978' AND "manuals"='ii/p';

Question: What manuals have the opus of 135?
SQL: SELECT "manuals" FROM "j_rgen_ahrend_1972_2004" WHERE "opus"='135';

Question: What year was it the town of Eugene?
SQL: SELECT "year" FROM "j_rgen_ahrend_1972_2004" WHERE "town"='eugene';

Question: What town has 15 stops and a NB kind?
SQL: SELECT "town" FROM "j_rgen_ahrend_1972_2004" WHERE "stops"='15' AND "kind"='nb';