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_48 ( gold INTEGER, silver VARCHAR, nation VARCHAR, bronze VARCHAR, total VARCHAR )

### Question ###
What is the total Gold with a Bronze smaller than 7, a Total of 1, a Nation of cape verde, and a Silver smaller than 0?

### Accurate SQL ###

SELECT SUM(gold) FROM table_name_48 WHERE bronze < 7 AND total = 1 AND nation = "cape verde" AND silver < 0