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

### Instruction:
What is the highest Grid with a time of +1:19.905, and less than 20 laps?

### Inputs:
table_name: table, columns: ['Rider', 'Manufacturer', 'Laps', 'Time', 'Grid']

### Response:
SELECT MAX Grid FROM table WHERE Time = +1:19.905 AND Laps < 20