" evolution of the lactase persistence allele, and it locates it in an area engulfing Slovakia, with Poland to the north and Hungary to the south. This fits with the archaeology, and the residues found in those Hungarian and Polish farmyard digs. At 7,500 years ago, these people were farmers with structured garden farms, where they grew wheat, peas, lentils, and millet. They husbanded cattle, swine, and goats, and occasionally hunted boar and deer on top of their agrarian lifestyle. They used flint and wooden tools, but not metal, and used earthenware vases, jugs, and pots with lined designs, from which we derive their name: Linear Pottery people. "

― Adam Rutherford , A Brief History of Everyone Who Ever Lived: The Stories in Our Genes