user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Film' regarding 'Diana Rigg'
Table Content:
| Year | Title | Role | Notes |
| --- | --- | --- | --- |
| 1968 | A Midsummer Night's Dream | Helena | - |
| 1969 | Mini-Killers | - | Short film |
| 1969 | The Assassination Bureau | Sonya Winter | - |
| 1969 | On Her Majesty's Secret Service | Contessa Teresa "Tracy" Draco di Vicenzo Bond | - |
| 1970 | Julius Caesar | Portia | - |
| 1971 | The Hospital | Barbara Drummond | - |
| 1973 | Theatre of Blood | Edwina Lionheart | - |
| 1977 | A Little Night Music | Countess Charlotte Mittelheim | - |
| 1981 | The Great Muppet Caper | Lady Holiday | - |
| 1982 | Evil Under the Sun | Arlena Marshall | - |
| 1987 | Snow White | The Evil Queen, Snow White's evil stepmother | - |
| 1994 | A Good Man in Africa | Chloe Fanshawe | - |
| 1999 | Parting Shots | Lisa | - |
| 2005 | Heidi | Grandmamma | - |
| 2006 | The Painted Veil | Mother Superior | - |
| 2015 | The Honourable Rebel | Narrator | - |
| 2017 | Breathe | Lady Neville | - |


Question
What films and which roles did Diana Rigg play in 1981 and 1982?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Diana Rigg played Lady Holiday in The Great Muppet Caper (1981) and Arlena Marshall in Evil Under the Sun (1982)."]