Doug Bollinger

1. Mentored by Commonwealth Bank Centre of Excellence

   "Bollinger was one of a select group of up and coming Australian cricketers who have spent time at the Commonwealth Bank Centre of Excellence honing their cricket skills,"

2. Coached by Grant Lambert

   "He played 3 seasons at Seven Hills before being given an opportunity by Grant Lambert to play grade cricket for Fairfield-Liverpool."

3. Schoolmates with Seven Hills Toongabbie RSL Cricket Club

   "A resident of Seven Hills he commenced his playing career at 15 with Seven Hills Toongabbie RSL Cricket Club"

Source: Wikipedia, extracted via LLM.