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_1360997_3 ( weight__kg_ VARCHAR, winner_2nd VARCHAR, venue VARCHAR )

### Question ###
How many entries are there for weight when the winner is 1st - defier and venue is randwick?

### Accurate SQL ###

SELECT COUNT(weight__kg_) FROM table_1360997_3 WHERE winner_2nd = "1st - Defier" AND venue = "Randwick"