Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Index | Name | Song | Group Song | Score |
| --- | --- | --- | --- | --- |
| F1 | Liz 伊利莎 | 离不开他 | 马德里不思议 | 5.5 + 5.5 + 6.0 + 6.0 = 23.0 |
| F2 | San 黄惠珊 | 我等的人会是谁 | 马德里不思议 | 6.5 + 6.5 + 6.5 + 6.0 = 25.5 |
| F3 | Apple 邱淑菱 | 会呼吸的痛 | Ring Ring Ring | 6.0 + 6.5 + 5.0 + 6.5 = 24.0 |
| F4 | Shine 王幸儿 | 飘着 | Ring Ring Ring | 5.0 + 5.0 + 5.5 + 5.5 = 21.0 |
| F5 | Pink 方玲妮 | 一个人 | 维多利亚的秘密 | 5.5 + 5.0 + 5.0 + 6.5 = 22.0 |
| F6 | May May 詹依美 | 热浪 | 维多利亚的秘密 | 6.5 + 6.5 + 5.5 + 6.5 = 25.0 |
Question:
What Song's Index is F6?
Answer:
热浪