CREATE TABLE "list_of_rmsp_company_vessels" (
  "ship" text,
  "date_commissioned" real,
  "gross_tonnage" real,
  "propulsion" text,
  "material" text
);

Question: Name the sum of gross tonnage for wood on date more tahn 1846 for comissioned and ship of esk
SQL: SELECT SUM("gross_tonnage") FROM "list_of_rmsp_company_vessels" WHERE "material"='wood' AND "date_commissioned">1846 AND "ship"='esk';

Question: Tell me the sum of Gross Tonnage for isis ship on date commisioned less than 1842
SQL: SELECT SUM("gross_tonnage") FROM "list_of_rmsp_company_vessels" WHERE "ship"='isis' AND "date_commissioned"<1842;

Question: Tell me the lowest date commissioned for iron rmsrhone and gross tonnage less than 2,738
SQL: SELECT MIN("date_commissioned") FROM "list_of_rmsp_company_vessels" WHERE "material"='iron' AND "ship"='rmsrhone' AND "gross_tonnage"<'2,738';