A Romanian museum is analysing ashes found in a stove to see if they are the remains of seven paintings by Picasso, Matisse, Monet and others that were stolen last year from the Netherlands, an official has said.

The prosecutor's spokeswoman, Gabriela Chiru, told Associated Press that Romania's National History Museum was examining the ashes found in the stove of Olga Dogaru. She is the mother of Radu Dogaru, one of three Romanian suspects charged with stealing the paintings from Rotterdam's Kunsthal gallery in a daytime heist.

It was the biggest art theft in more than a decade in the Netherlands. The stolen works have an estimated value of tens of millions of dollars if they were sold at auction....