source: He combined a property development business with a role as a commentator on motor sport, first at SBS TV then on the Nine Network with Darrell Eastlake, then moving with the TV coverage of the motorcycle Grand Prix series to Network Ten.
target: He combined a property development business with a role as a commentator on motor sport. He first worked at SBS TV. Then he moved to the Nine Network with Darrell Eastlake. Then he moved to Network Ten. He covered the motorcycle Grand Prix series.
references: He combined a property development business with a role as a commentator on motor sport. He first worked at SBS TV. Then he moved to the Nine Network with Darrell Eastlake. Then he moved to Network Ten. He covered the motorcycle Grand Prix series.