CREATE TABLE table_73147 ("Tournament" CLOB, "Also currently known as" CLOB, "City" CLOB, "Country" CLOB, "Court surface" CLOB, "Defending champion" CLOB)

How many defending champs from thailand?
SELECT COUNT("Defending champion") FROM table_73147 WHERE "Country" = 'Thailand'
SELECT COUNT("Defending champion") FROM "table_73147" WHERE "Country" = 'Thailand'