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_19 ( party VARCHAR, net_gain_loss VARCHAR )

### Question ###
Which party has a net gain/loss of -2?

### Accurate SQL ###

SELECT party FROM table_name_19 WHERE net_gain_loss = "-2"