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

### Instruction:
What is the highest rank for championships with christy heffernan with over 4 matches?

### Inputs:
table_name: table, columns: ['Rank', 'Player', 'County', 'Tally', 'Total', 'Matches', 'Average']

### Response:
SELECT MAX Rank FROM table WHERE Player = christy heffernan AND Matches > 4