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

### Instruction:
Who had the fastest lap where Joan Lascorz was the winner?

### Inputs:
table_name: table, columns: ['Date', 'Round', 'Circuit', 'Pole Position', 'Fastest Lap', 'Race Winner', 'Report']

### Response:
SELECT Fastest Lap FROM table WHERE Race Winner = joan lascorz