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

### Instruction:
What is the highest Strike Rate when the average is less than 50.25 with less than 13 matches played?

### Inputs:
table_name: table, columns: ['Player', 'Team', 'Matches', 'Overs', 'Economy Rate', 'Wickets', 'Average', 'Strike Rate', 'Best Bowling']

### Response:
SELECT MAX Strike Rate FROM table WHERE Matches < 13 AND Average < 50.25