Complex sentence: After these discoveries, Dr Bernard Price made a research grant available for systematic excavations which commenced at the Cave of Hearths in 1947, field work being carried out by Guy Gardiner, James Kitching and his brothers Ben and Scheepers.
Split into simpler sentences: After these discoveries, Dr Bernard Price made a research grant available for systematic excavations, which started at the Cave of Hearths in 1947. Field work being carried out by Guy Gardiner, James Kitching, and his brothers Ben and Scheepers.