Okay, analyzing "Brian Eno-2": K: Amin (or Cmaj, Ddor, or another mode suited for ambient atmospheres. Eno often avoids strong tonal centers, favoring ambiguity and slow harmonic shifts. Amin is a common, accessible starting point for introspective ambient.) T: 65 (Eno's ambient work is typically slow, allowing textures to breathe and evolve. Values between 50-75 BPM are plausible.) TS: 4/4 (While ambient music can feel free-flowing, a 4/4 base is common for creating slowly unfolding soundscapes and accommodating long sustained notes.) INST: SynthPads, SynthDrone, TapeLoops, ProcessedPiano, Soundscapes (Eno is synonymous with synthesizers, particularly for pads and drones. Tape loops/sampling are key to his generative approach. Processed acoustic instruments like piano often feature, blurred by effects.) Mood: Atmospheric, introspective, minimalist, evolving, meditative Structure: Through-composed with slowly evolving layers (Eno's ambient pieces often don't follow traditional song structures, instead focusing on gradual development of sonic textures and atmospheres.) Summary: The description "Brian Eno-2" strongly suggests an ambient piece in the style pioneered by Brian Eno. This implies a slow tempo, likely in a minor key or an ambiguous modal space, utilizing a time signature like 4/4 to support long, evolving soundscapes. Instrumentation would heavily feature synthesizers for pads and drones, potentially incorporating tape loop techniques (or their digital equivalents) and processed acoustic sounds like piano. The mood would be atmospheric, introspective, and meditative, characterized by minimalism and slowly shifting textures rather than distinct melodic or rhythmic sections. The structure would likely be through-composed, focusing on the gradual unfolding and transformation of sound over time.

Model: gemini-2.5-pro-exp-03-25