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

### Instruction:
What is the lap total for george eaton, with a grid under 17 retiring due to gearbox?

### Inputs:
table_name: table, columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']

### Response:
SELECT SUM Laps FROM table WHERE Time/Retired = gearbox AND Driver = george eaton AND Grid < 17