ไวน์ใดบ้างที่มีราคาสูงกว่า 50 และทำจากองุ่นสีแดง?ไม่จำเป็นต้องใช้ทุกโต๊ะ
What are the wines that have prices higher than 50 and made of Red color grapes?It is not neccessary to use all the tables.
 appellations:  no [ number]  appelation [ text]  county [ text]  state [ text]  area [ text]  isava [ text] 
SELECT T2.name FROM grapes AS T1 JOIN wine AS T2 ON T1.grape = T2.grape WHERE T1.color = "Red" AND T2.price > 50