Revamp challenge formatting

content/challenges/66.md

@@ -83,11 +83,9 @@ japanese:
         text: "　"
       - pos: noun
         text: フルコース
+song:
+  japanese: シャニシャニ☆デイズ
+youtube: IqZ2qcE3XVc 
+suggester: 猛火妹紅（MochaMoko）
 date: 2022-06-17
 ---
-
-This week's challenge is from シャニシャニ☆デイズ's lyrics ([YouTube](https://www.youtube.com/watch?v=IqZ2qcE3XVc)):
-
-{{< youtube IqZ2qcE3XVc >}}
-
-*This challenge was suggested by **猛火妹紅（MochaMoko）** using the `-h suggest` command.*