When the land was analyzed by a public surveyor Don Bartolomé de Flores, in charge of the demarcation and measurement, he found that instead of the original twelve solar mercedados there were twenty-eight and a half solares, so that the sixteen and a half surpluses were declared idle and unattached and relinquished to Doña Petronila Medrano as partial compensation for part of the land owned by her that had been expropriated for the construction of the city wall.