How many unscheduled routine inspections did "Soma Restaurant And Bar" have?
"Soma Restaurant And Bar" is the name of the business; unscheduled routine inspections refer to type = 'Routine - Unscheduled';
SELECT COUNT(T1.business_id) FROM inspections AS T1 INNER JOIN businesses AS T2 ON T1.business_id = T2.business_id WHERE T2.name = 'Soma Restaurant And Bar' AND T1.type = 'Routine - Unscheduled'