Philip (1504-1567), Landgrave of Hessen-Kassel. Kristina (1505-1549), Princess of Saxony Unknown painters

The picture has something of this: people, lid, woman, veil, child, man, cape, sit, Renaissance, two, baby, indoors, wear, royalty.
Perhaps it’s a painting of a man and a woman standing next to each other in front of a table with a black and white checkerboard on it.