CREATE TABLE table_65014 ("Date" TEXT, "Ship Name" TEXT, "Flag" TEXT, "Tonnage  (  GRT  ) " FLOAT, "Fate" TEXT, "Deaths" FLOAT)

Which tonnage has a Date of 26 september 1940, and a Ship Name of ashantian?
SELECT MIN("Tonnage ( GRT )") FROM table_65014 WHERE "Date" = '26 september 1940' AND "Ship Name" = 'ashantian'
SELECT MIN("Tonnage ( GRT )") FROM "table_65014" WHERE "Date" = '26 september 1940' AND "Ship Name" = 'ashantian'