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

### Instruction:
Name of byron geis, and a Weight smaller than 195 involves what average number?

### Inputs:
table_name: table, columns: ['Number', 'Name', 'Position', 'Height', 'Weight', 'Class', 'Hometown']

### Response:
SELECT AVG Number FROM table WHERE Name = byron geis AND Weight < 195