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 vocals ( bandmate VARCHAR )
TABLE: CREATE TABLE band ( id VARCHAR )

### Question ###
Which vocal type has the band mate with first name 'Solveig' played the most?

### Accurate SQL ###

SELECT TYPE FROM vocals AS T1 JOIN band AS T2 ON T1.bandmate = T2.id WHERE firstname = "Solveig" GROUP BY TYPE ORDER BY COUNT(*) DESC LIMIT 1