Complex sentence: Smith scored 3 goals in his last 3 appearances of the season against Bury, Yeovil and Crawley, all of which culminated in wins and ultimately ensured Oldham's survival in League One.
Split into simpler sentences: Smith scored 3 goals in his last 3 appearances of the season. The others came against Yeovil and Crawley, all of which culminated in wins and ultimately ensured Oldham's survival in League One.