If there is a window on the left, it's Vermeer.

His most famous painting however, Girl with Pearl Earring, contains no window.
This painting has been called "The Mona Lisa of the North"

Jan van Eyck

If everyone, including the women, looks like Putin, it's van Eyck

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J. M. W. Turner

If the painting looks like it was painted with a mop, it's Turner.

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