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_29 (bronze INTEGER, nation VARCHAR, silver VARCHAR)

### Question ###
How many bronze medals did west germany win when they had less than 2 silver medals?

### Accurate SQL ###

SELECT SUM(bronze) FROM table_name_29 WHERE nation = "west germany" AND silver < 2