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

### Instruction:
What is the high grid that has a Time/Retired of +6 laps, and under 69 laps?

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

### Response:
SELECT MAX Grid FROM table WHERE Time/Retired = +6 laps AND Laps < 69