user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Awards and achievements' regarding 'Alamgir (actor)'
Table Content:
| Year | Award | Category | Film | Result |
| --- | --- | --- | --- | --- |
| 1985 | National Film Award | Best Actor | Ma o Chele | Won |
| 1987 | National Film Award | Best Actor | Opekkha | Won |
| 1989 | National Film Award | Best Actor | Khati Puron | Won |
| 1990 | National Film Award | Best Actor | Moroner Pore | Won |
| 1991 | National Film Award | Best Actor | Pita Mata Sontan | Won |
| 1992 | National Film Award | Best Actor | Andho Biswas | Won |
| 1994 | National Film Award | Best Actor | Desh Premik | Won |


Question
How many times has Alamgir won the Best Actor National Film Award for a film, and in which years?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Alamgir won Bangladesh National Film Award for Best Actor seven times for his roles in the films, Ma O Chhele (1985), Apeksha (1987), Khotipuron (1989), Moroner Pore (1990), Pita Mata Santan (1991), Andha Biswas (1992) and Desh Premik (1994)."]