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

### Instruction:
What is the total number of Rounds held in Nevada, United States in which the time was 1:55?

### Inputs:
table_name: table, columns: ['Res.', 'Record', 'Opponent', 'Method', 'Event', 'Round', 'Time', 'Location']

### Response:
SELECT COUNT Round FROM table WHERE Location = nevada, united states AND Time = 1:55