Complex sentence: Whilst always competitive, the club has not been a consistently strong club; its sole premiership success being a one-point victory in the 1987 DVFL second division grand final against Reservoir Lakeside.
Split into simpler sentences: Whilst always competitive, the club has not been a consistently strong club. It's sole premiership success being a one-point victory in the 1987 DVFL second division grand final against Reservoir Lakeside.