Complex sentence: John MacKay (born 13 September 1967) is a Scottish broadcast journalist, television presenter and producer, who is the chief anchor for the West Central Scotland edition of "STV News at Six" and a presenter for current affairs programme "Scotland Tonight".
Split into simpler sentences: John MacKay (born 13 September 1967) is a Scottish broadcast journalist, television presenter and producer. He is currently the chief anchor for the West Central Scotland edition of "STV News at Six" and a presenter for current affairs programme "Scotland Tonight".