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

### Instruction:
What is the Gecko value for the item that has a Trident value of 'font'?

### Inputs:
table_name: table, columns: ['Trident', 'Gecko', 'WebKit', 'KHTML', 'Presto', 'Prince XML']

### Response:
SELECT Gecko FROM table WHERE Trident = font