Complex sentence: O'Neill's first signing was striker Chris Sutton from Chelsea for a Scottish record transfer of £6 million in July 2000, followed by Belgian international defender Joos Valgaeren from Roda JC for a fee of £3.8 million.
Split into simpler sentences: O'Neill's first signing was striker Chris Sutton from Chelsea for a Scottish record transfer of £6 million in July 2000. Sutton was quickly followed by Belgian international defender Joos Valgaeren from Roda JC for a fee of £3.8 million.