provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor...
at URL: https://www.flickr.com/photos/121033504@N07/25984270462/ operator: Flickr URL: https://live.staticflickr.com/1659/25984270462_d1c917012b_o.jpg...
provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor...