user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Film' regarding 'John Howard Davies'
Table Content:
| Year | Title | Role | Ref. |
| --- | --- | --- | --- |
| 1948 | Oliver Twist | Oliver Twist | - |
| 1949 | The Rocking Horse Winner | Paul Grahame | - |
| 1951 | Tom Brown's Schooldays | Tom Brown | - |
| 1951 | The Magic Box | Maurice Freise-Greene | - |


Question
Did John Howard Davies play any title roles in his career?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["John Howard Davies appeared in the title role in Oliver Twist (1948) and in the title role in Tom Brown's Schooldays (1951)."]