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

### Instruction:
For the light heavyweight –81 kg event that did not advance to semifinal, who was the athlete?

### Inputs:
table_name: table, columns: ['Athlete', 'Event', 'Round of 32', 'Round of 16', 'Quarterfinal', 'Semifinal', 'Final']

### Response:
SELECT Athlete FROM table WHERE Semifinal = did not advance AND Event = light heavyweight –81 kg