Complex sentence: As the match had been postponed twice, Holywell had to forfeit home advantage and the match was switched to Brymbo, but another heavy snowfall the following weekend lead to the match being called off for the third time in January.
Split into simpler sentences: As the match had been postponed twice, Holywell had to forfeit home advantage and the match was switched to Brymbo. Another heavy snowfall leading to the match cause the match to be called off for the third time in January.