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

### Instruction:
what is the winter olympics when the country is soviet union and holmenkollen is 1970, 1979?

### Inputs:
table_name: table, columns: ['Winner', 'Country', 'Winter Olympics', 'FIS Nordic World Ski Championships', 'Holmenkollen']

### Response:
SELECT SUM Winter Olympics FROM table WHERE Country = soviet union AND Holmenkollen = 1970, 1979