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

### Instruction:
What was the compression ration when the engine was Wasp Jr. T1B2?

### Inputs:
table_name: table, columns: ['Engine', 'Power, continuous', 'Critical altitude This is the highest altitude at which the engine can achieve its full continuous power rating. Above this altitude, power falls off with height as with a naturally aspirated engine . See Supercharger#Altitude effects for details.', 'Power, takeoff', 'Compression ratio', 'Supercharger gear ratio', 'Octane rating', 'Dry weight']

### Response:
SELECT Compression ratio FROM table WHERE Engine = Wasp Jr. T1B2