Tracklist
| Understanding | 3:35 |
| Shades | 3:20 |
Versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| BL 1168 | Jeronimo | Understanding / Shades (7", Single) | Bellaphon | BL 1168 | Germany | 1970 |
| MO 1168 | Jeronimo | Comprension / Sombras (7", Single) | Columbia | MO 1168 | Spain | 1971 |
| MO 1168 | Jeronimo | Comprension / Sombras (7", Single, Promo) | Columbia | MO 1168 | Spain | 1971 |
