An old photo of a man and two children in a field

Por favor, Restore my grandfather's old photo. Apply restoration techniques to remove scratches, stains and other visible damage, while preserving the original features of the image. Ademais, realce a nitidez da foto para destacar os detalhes e melhorar a qualidade geral da imagem. Describe your specific approaches to restoring and enhancing sharpness, ensuring that the final photo is a faithful and enhanced representation of my grandfather."