Complex sentence: The quality of surviving work in the period, both minor and major, shows the existence of a thriving poetic tradition and the Renaissance Court of James IV (1488-1513) is regarded as a high point in cultural patronage for this.
Split into simpler sentences: The quality of surviving work in the period, both minor and major, shows the existence of a thriving poetic tradition. The Renaissance Court of James IV (1488-1513) is regarded as a high point in cultural patronage for this.