1. First, clearly point out the specific problems to be solved, explore the characteristics of piano music in a specific style or period, or study the piano works of composers.

2. Secondly, the background information related to this issue is briefly introduced, including the existing research and theory. It is of great significance to explain why solving this problem involves academic, artistic or practical value.

3. Finally, explain the goals achieved through the research, and briefly describe the research methods to be adopted, including analysis and demonstration.