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

### Instruction:
Which season was there a game with the score of 1:3 played at the venue of national stadium, maldives?

### Inputs:
table_name: table, columns: ['Season', 'Team 1', 'Score', 'Team 2', 'Venue']

### Response:
SELECT SUM Season FROM table WHERE Score = 1:3 AND Venue = national stadium, maldives