user
Instruction
Answer the question based on the provided table.


Table
Table Title: Levanger
Table Content:
| Parish | Church name | Location | Year built |
| --- | --- | --- | --- |
| Alstadhaug | Alstadhaug Church | Alstadhaug | 1180 |
| Ekne | Ekne Church | Ekne | 1893 |
| Levanger | Levanger Church | Levanger | 1902 |
| Levanger | Bamberg Church | Levanger | 1998 |
| Markabygd | Markabygda Church | Markabygd | 1887 |
| Okkenhaug | Okkenhaug Chapel | Okkenhaug | 1893 |
| Ytterøy | Ytterøy Church | Ytterøya | 1890 |
| Åsen | Åsen Church | Åsen | 1904 |


Question
how many chruches were built in levanger in the 1800's?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["4"]