CREATE TABLE people (Name VARCHAR2, People_ID VARCHAR2)
CREATE TABLE perpetrator (People_ID VARCHAR2, Country VARCHAR2)

What are the names of perpetrators whose country is not 'China'?
SELECT T1.Name FROM people AS T1 JOIN perpetrator AS T2 ON T1.People_ID = T2.People_ID WHERE T2.Country <> "China"
SELECT "T1"."Name" FROM "people" "T1" JOIN "perpetrator" "T2" ON "China" <> "T2"."Country" AND "T1"."People_ID" = "T2"."People_ID"