1.

These are the sounds of an automatic pneumatic door. Which of the sounds is from closing and which is from opening?

	Yes
	No

2.

In which space is this device installed and what colour is it?

	Yes
	No

3.

Does this device affect your dreams and what it is?

	Tallukka
	Tallukka's wife

4.

At which continent is the cause of this sound located? What colour is it?

	Yes
	No