Given a set of parameters, classify a song.
Genre: Rock
Tempo: Slow
Instrumentation: Piano
Based on the given parameters of genre, tempo, and instrumentation, the song could be classified as a slow rock ballad featuring piano.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given a set of parameters, classify a song.

### Input:
Genre: Rock
Tempo: Slow
Instrumentation: Piano

### Output:
Based on the given parameters of genre, tempo, and instrumentation, the song could be classified as a slow rock ballad featuring piano.