CREATE TABLE table_64298 ("World record" TEXT, "Snatch" TEXT, "Sergey Filimonov  (  KAZ  ) " TEXT, "173kg" TEXT, "Almaty  ,  Kazakhstan" TEXT)

What is the snatch for the person holding the Olympic record, and 173kg of 172kg?
SELECT "Snatch" FROM table_64298 WHERE "World record" = 'olympic record' AND "173kg" = '172kg'
SELECT "Snatch" FROM "table_64298" WHERE "173kg" = '172kg' AND "World record" = 'olympic record'