Who is it?

It is _(card1)_

What is _(card1)_ doing?

_(card1) is _(card2)+ing.

Where is _(card1)_+_(card2)+ing?

_(card1) is _(card2)+ing in the _(card3)_.

When is _(card1)_+_(card2)+ing in the_(card3)_?

(card1)_+_(card2)+ing in the_(card3)_+_(card4).