Complex sentence: They shared the same birth year and an apartment in Wahroonga in northern Sydney and, although the true nature of their relationship was never originally detailed, many photos of them on holiday in various overseas locations were featured in magazines.
Split into simpler sentences: They shared the same birth year and an apartment in Wahroonga in northern Sydney. Although the true nature of their relationship was never originally detailed, many photos of them on holiday in various overseas locations were featured in magazines.