Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Who played in the men's singles during the tournament where Ragna Ingolfsdottir played in the women's singles?

### Inputs:
table_name: table, columns: ['Year', "Men's singles", "Women's singles", "Men's doubles", "Women's doubles", 'Mixed doubles']

### Response:
SELECT Men's singles FROM table WHERE Women's singles = ragna ingolfsdottir