CREATE TABLE "equipment" (
  "vessel" text,
  "origin" text,
  "type" text,
  "in_service" real,
  "unit" text
);

Question: For the vessel with a listed In service of 1, what is the origin given?
SQL: SELECT "origin" FROM "equipment" WHERE "in_service"=1;

Question: What is the lowest listed In service for a vessel of xavery czernicki class?
SQL: SELECT MIN("in_service") FROM "equipment" WHERE "vessel"='xavery czernicki class';

Question: Which vessel has a type of logistic support?
SQL: SELECT "vessel" FROM "equipment" WHERE "type"='logistic support';

Question: What is the type for a vessel of lublin class?
SQL: SELECT "type" FROM "equipment" WHERE "vessel"='lublin class';

Question: What is the highest In service for a vessel with a listed Unit of 12th minesweeper squadron?
SQL: SELECT MAX("in_service") FROM "equipment" WHERE "unit"='12th minesweeper squadron';

Question: What is the type for a vessel with a listed unit of naval base swinoujscie (auxiliary squadron)?
SQL: SELECT "type" FROM "equipment" WHERE "unit"='naval base swinoujscie (auxiliary squadron)';