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:
| Nominative | Old orthography | New orthography | /e/ or /æ/ (IPA) | Tone (Latvian notation: /~/ - level, /^/ - broken) | Translation |
| --- | --- | --- | --- | --- | --- |
| mēris | mēŗa | mēra | /meːra/ | /mẽra/ | Gen.Sing. plague |
| mērs | mēra | mēra | /meːra/ | /mẽra/ | Gen.Sing. mayor |
| mērs | mēra | mēra | /mæːra/ | /mẽra/ | Gen.Sing. measure |
| mērīt | mēra | mēra | /mæːra/ | /mẽra/ | 3rd Pers.Ind. - he measures |
| bērt | bēru | bēru | /beːru/ | /bêru/ | I poured (sand, grain, etc.) |
| bēres | bēŗu | bēru | /bæːru/ | /bêru/ | Gen.Pl. funeral |
Question:
What is the tone for gen.sing. plague?
Answer:
/mẽra/