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

### Instruction:
At which ground did Dirk Nannes have a figure of 4/23?

### Inputs:
table_name: table, columns: ['Player', 'Overs', 'Figures', 'Opponent', 'Ground']

### Response:
SELECT Ground FROM table WHERE Figures = 4/23