Complex sentence: During the early part of his career until 2007, he was a protégé of 16-time world champion Phil Taylor having practised together in their home city Stoke-on-Trent and made his television debut in 2004, aged 19 at the UK Open.
Split into simpler sentences: During the early part of his career until 2007, he was a protégé of 16-time world champion Phil Taylor, with whom he practised in their home city Stoke-on-Trent. He made his television debut in 2004, aged 19 at the UK Open.