At first glass… Yes your right they all look the same. But spend a little time around them and they will each shine their own light.
Meet Wietske # 1
She has a beautifully chiseled face, a truly feminine mare.

Now meet Wietske #2
She is a bigger, bolder mare with a definite Friesian look to her.

Now meet Dieuwke
At only 3, she is as sweet as pie, and has the face of an angel.

So you see they are all individuals. They just look the same, but only from a distance.