What was Prof. David Sables role at YR?
Professor David Sable was the Global CEO and Chairman at YR.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What was Prof. David Sables role at YR?

### Input: Not applicable

### Response:
Professor David Sable was the Global CEO and Chairman at YR.<|im_end|>