Complex sentence: 'Bobby' Byrne himself presumably came to Queensland around 1860 earning his spurs and a solid reputation as an Australian'bushman' during the famed 1860s Gulf country rush.
Split into simpler sentences: 'Bobby' Byrne himself presumably came to Queensland around 1860. He earned his spurs and a solid reputation as an Australian'bushman' during the famed 1860s Gulf country rush.