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

### Instruction:
What is the 1977 value that had Grand Slam Tournaments in 1972?

### Inputs:
table_name: table, columns: ['Tournament', '1972', '1973', '1974', '1975', '1976', '1977', '1978']

### Response:
SELECT 1977 FROM table WHERE 1972 = grand slam tournaments