CREATE TABLE "2011" (
  "date" text,
  "location" text,
  "nature_of_incident" text,
  "circumstances" text,
  "casualties" text
);

Question: When was the location 15km NW of Pol-E Khomri, the circumstaances IED and the casualties of 1 WIA?
SQL: SELECT "date" FROM "2011" WHERE "casualties"='1 wia' AND "circumstances"='ied' AND "location"='15km nw of pol-e khomri';

Question: When was the incident in Pol-E Khomri?
SQL: SELECT "date" FROM "2011" WHERE "location"='pol-e khomri';

Question: What was the incident in imam sahib area, kunduz province?
SQL: SELECT "nature_of_incident" FROM "2011" WHERE "location"='imam sahib area, kunduz province';