Identify (1), connect to (2). (3)s a clue.

Cracked by Logik, dheeraj, Raghuvansh, akhi, Rogi, Dibyo, madhur, udupendra, krudebox, Gurupad, Chinmaya U.Holla, shrik, shenoyvarun86, RahulN, varuns88, Aditya, Siddarth Pai, sidsen and eli