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_203_303 ( id number, "tribunal" text, "number of autos da fe" number, "executions in persona" number, "executions in effigie" number, "penanced" number, "total" number )

### Question ###
what is the number difference between the total amount of executions in persona vs. executions in effigie ?

### Accurate SQL ###

SELECT ABS(SUM("executions in persona") - SUM("executions in effigie")) FROM table_203_303