Complex sentence: It is from these systems that growth of graphical representations of online identity, such as the graphical avatars on forums as well as the virtual dress-up dolls found on sites such as Gaia Online or NeoPets.
Split into simpler sentences: It is from these systems that growth of graphical representations of online identity emerged. Examples include the graphical avatars on forums as well as the virtual dress-up dolls found on sites such as Gaia Online or NeoPets.