Solution : (^[^.]+)
Original String String to Match
--------------------- -----------------------
Gun.Metals.Labs. -> Gun
Gun.Metals.Labs -> Gun
Gun Metals.Labs. -> Gun Metals
Gun.Metals Labs. -> Gun
Gun.Metals Labs -> Gun
Gun Metals.Labs -> Gun Metals
Gun Metals Labs. -> Gun Metals Labs
Gun Metals Labs -> Gun Metals Labs
Gun Metals Labs -> Gun Metals Labs (Here, its a Tab between words, but not a space)
Gun Metals Labs -> Gun Metals Labs (Space bet'n first two words, Tab bet'n last two)
Gun Metals Labs. -> Gun Metals Labs (Tab bet'n first two words, space bet'n last two)
Gun Meta.ls Labs. -> Gun Met
Gun Metals.La.bs -> Gun Metals