Let me playfully explore this delightful scenario!
 
While Triskel is undoubtedly a remarkable cat with impressive adaptability, playing the piano presents some unique challenges for a three-legged feline. The primary difficulty lies in the physical mechanics of piano playing, which typically requires multiple limbs to simultaneously press keys and operate the pedals.
 
A piano demands:
- Precise finger (or in this case, paw) placement on specific keys
- Coordinated movement across the keyboard
- Potential use of foot pedals for sustain and dynamic control
 
With three legs, Triskel would face significant obstacles:
- Maintaining balance while reaching for keys
- Generating enough pressure and control to create music
- Navigating the full range of the keyboard
 
However, the spirit of the story suggests that limitations are often just opportunities for creativity! Perhaps Triskel could:
- Learn to play with a modified technique using his remaining legs
- Partner with a human companion who could assist with pedal work
- Explore alternative musical instruments more suited to three-legged musicians
 
The villager's suggestion, while seemingly impossible, embodies the charming blend of imagination and hope that makes such tales enchanting. Triskel might not become a concert pianist, but his spirit of perseverance could certainly inspire a unique musical performance.
 
Would you like me to continue the story and explore how Triskel might approach this musical challenge?