What was the weight of the jockey at Sandown Park? 
CREATE TABLE table_24850630_4 (weight VARCHAR, venue VARCHAR)
SELECT weight FROM table_24850630_4 WHERE venue = "Sandown Park"
### Context: CREATE TABLE table_24850630_4 (weight VARCHAR, venue VARCHAR) ### Question: What was the weight of the jockey at Sandown Park?  ### Answer: SELECT weight FROM table_24850630_4 WHERE venue = "Sandown Park"