Database: yelp
Question: How many Egyptian restaurant are there in Edinburgh ?
SQL:
SELECT COUNT ( DISTINCT t1.name ) FROM category AS t2 JOIN business AS t1 ON t2.business_id  =  t1.business_id JOIN category AS t3 ON t3.business_id  =  t1.business_id WHERE t1.city  =  "Edinburgh" AND t2.category_name  =  "restaurant" AND t3.category_name  =  "Egyptian";