CREATE TABLE table_21718 ("Class" CLOB, "Part 1" CLOB, "Part 2" CLOB, "Part 3" CLOB, "Part 4" CLOB, "Verb meaning" CLOB, "Usual PIE origin" CLOB)

What word is listed under part 2 for part 4 *ridanaz?
SELECT "Part 2" FROM table_21718 WHERE "Part 4" = '*ridanaz'
SELECT "Part 2" FROM "table_21718" WHERE "Part 4" = '*ridanaz'