Whose (es. Cuyos)

The children have toys whose colors are bright.

This is the house whose owners are very kind.

I have friends whose pets are very entertaining.

I met a woman whose knowledge of history amazed me.

The book tells the story of the artist whose works are very famous.

At the meeting, there were several people whose ideas were innovative.

In the great debate, the speakers presented arguments whose philosophical foundations were solid.

The poet evokes feelings whose echoes resonate in the reader's soul.

Scientific theories, whose implications are profound, continue to be a subject of debate.