user
Instruction
Answer the question based on the provided table.


Table
Table Title: career statistics
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="2"> club </td> <td rowspan="2"> season </td> <td colspan="3"> league </td> <td colspan="2"> federation cup </td> <td colspan="2"> durand cup </td> <td colspan="2"> afc </td> <td colspan="2"> total </td> </tr>
<tr> <td> division </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> <td> apps </td> <td> goals </td> </tr>
<tr> <td> royal wahingdoh </td> <td> 2014-15 </td> <td> i-league </td> <td> 15 </td> <td> 0 </td> <td> 1 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> - </td> <td> - </td> <td> 16 </td> <td> 0 </td> </tr>
<tr> <td> chennaiyin </td> <td> 2015 </td> <td> indian super league </td> <td> 6 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> - </td> <td> - </td> <td> 6 </td> <td> 0 </td> </tr>
<tr> <td> dsk shivajians </td> <td> 2015-16 </td> <td> i-league </td> <td> 11 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> - </td> <td> - </td> <td> 11 </td> <td> 0 </td> </tr>
<tr> <td> mumbai city </td> <td> 2015 </td> <td> indian super league </td> <td> 16 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> - </td> <td> - </td> <td> 16 </td> <td> 0 </td> </tr>
<tr> <td> bengaluru </td> <td> 2016-17 </td> <td> i-league </td> <td> 7 </td> <td> 1 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 1 </td> <td> 0 </td> <td> 8 </td> <td> 1 </td> </tr>
<tr> <td> delhi dynamos </td> <td> 2017-18 </td> <td> indian super league </td> <td> 2 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 2 </td> <td> 0 </td> </tr>
<tr> <td> atk </td> <td> 2018-19 </td> <td> indian super league </td> <td> 2 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 2 </td> <td> 0 </td> </tr>
<tr> <td colspan="3"> career total </td> <td> 58 </td> <td> 1 </td> <td> 1 </td> <td> 0 </td> <td> 0 </td> <td> 0 </td> <td> 1 </td> <td> 0 </td> <td> 60 </td> <td> 1 </td> </tr>
</table>


Question
in 2015, which league was sena ralte drafted to play for chennaiyin fc in the 2015?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["indian super league"]