Complex sentence: Known to be patient, temperate, dedicated, with a strong drive for willingness and devotion, the Koolie is not naturally aggressive but can demonstrate dominance, an untiring enthusiasm to work, and an admirable hardiness when the job or circumstance requires.
Split into simpler sentences: Known to be patient, temperate, dedicated, with a strong sense of willingness and devotion; the Koolie is not naturally aggressive but can demonstrate dominance. They show an untiring enthusiasm for work and an admirable hardiness when the job or circumstance requires.