to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, 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 endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
Cropped 17 % horizontally and 18 % vertically using CropTool with precise mode. Madan is a colleague and I took the liberty (in my official affiliation with CIS-A2K) to crop the unwanted portion of the picture.