Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_31 (out_of VARCHAR, year VARCHAR, source VARCHAR, rank VARCHAR)

### Question ###
Can you tell me the Out of that has the Source of united nations, and the Rank larger than 47, and the Year smaller than 2003?

### Accurate SQL ###

SELECT out_of FROM table_name_31 WHERE source = "united nations" AND rank > 47 AND year < 2003