### ground truth

To heat water and keep it warm at a specific temperature while ensuring the KLEAH_Gooseneck electric kettle operates quietly, follow these steps:
1. Press the 'MUTE' button (labeled 'MUTE') to put the electric kettle into a mute state. This will ensure the kettle operates without sound.
2. Rotate the knob (black knob with a white line) to set the desired temperature. This will adjust the water temperature setting.
3. Press the 'START/STOP' button (labeled 'START/STOP') to start heating the water.
4. Press the 'KEEP WARM' button (labeled 'KEEP WARM') to activate the heat preservation function, ensuring the kettle keeps the water at the set temperature after heating.

### question

You need to use your KLEAH_Gooseneck electric kettle to heat water and keep it warm at a specific temperature. However, you prefer to do this quietly. How should you operate your kettle to achieve this?

### prediction of claude-zs_format

1. Press the "MUTE" button to activate quiet mode.
2. Press the "°F/°C" button to select the temperature unit.
3. Use the temperature control knob to set the desired water temperature.
4. Press the "START/STOP" button to begin heating.
5. Press the "KEEP WARM" button to maintain the set temperature.
6. Press the "START/STOP" button again to turn off the kettle.

### LLM-as-Judge

The plan is 0. The second process includes the step of pressing the "°F/°C" button, which is not in the first process, and it deviates significantly from the correct sequence.