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_44381 ( "Number" text, "Builder" text, "Type" text, "Date" text, "Works number" text )

### Question ###
What is Works Number, when Type is RS-11, and when Number is 61?

### Accurate SQL ###

SELECT "Works number" FROM table_44381 WHERE "Type" = 'rs-11' AND "Number" = '61'