What is Year, when Name is "Dong Shihou, 29 (董世侯)"?
CREATE TABLE "other_incidents" (
  "name" text,
  "date" text,
  "year" real,
  "location" text,
  "killed" text,
  "injured" text
);
SELECT "year" FROM "other_incidents" WHERE "name"='dong shihou, 29 (董世侯)';