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_3971 ( "Proceed to Quarter-final" text, "Match points" text, "Aggregate score" text, "Points margin" real, "Eliminated from competition" text )

### Question ###
Who proceeded to the quarter final when the london irish were eliminated from competition?

### Accurate SQL ###

SELECT "Proceed to Quarter-final" FROM table_3971 WHERE "Eliminated from competition" = 'London Irish'