Connect the left and right hands to form a single phrase. Focus on the smooth transfer between the left and right hands, aiming for a continuous, single line. The expression mark is Tranquillo, and the dynamic mark is mf. Play calmly, with soft and rich tones. Although the title is Etude, it does not seem to be the type of etude played crisply and stylishly at a fast tempo. The expansive and grand phrase feeling in units of four measures becomes more urgent in two-measure phrases from measure 9, leading with a hairpin crescendo towards the H with tenuto in measure 12. It would be beneficial to perceive the build-up to the climax in terms of both agogics and dynamics.