Play freely but keep it at about 160 BPM, 3/4 beat, gradually accumulating energy. Gentle, gentle, nostalgic, slow, slow motion sense of piano music, film style piano, contemplative piano, documentary background music, piano and strings, sad piano soundtrack, hopeful piano melody.

relaxing cinematic, cinematic drama, film music, emotional cello, piano and strings, cinematic underscore, cinematic instrumental, deep piano, melancholy soundtrack, classical film score, relaxing orchestra, film trailer music, epic piano, inspirational piano, peaceful piano, introspective piano, classical soundtrack, movie trailer piano, dramatic orchestral music, thoughtful piano, romantic piano, piano for film, music for documentaries, cinematic atmosphere, ambient piano, powerful piano music, orchestral arrangement, instrumental soundtrack, cinematic piano solo
自由演奏但保持在160 BPM左右，3/4拍，逐渐积蓄能量。温和、轻柔、怀旧、缓慢、慢动作感的钢琴音乐，电影风格钢琴，沉思性钢琴，纪录片背景音乐，钢琴与弦乐，悲伤钢琴配乐，充满希望的钢琴旋律。