From RTVE website, a mini interview by Rafał Blechacz in English is available.
The program "La dársena" introduces Blechacz's recital in Madrid (Nov.19) and collaboration with Victor Pablo Perez in playing Mozart piano concerto in C minor (Nov. 22,23) in Galicia. Blechacz appreciates Victor Pablo Perez for his deep understanding of Blechacz's approach to interpretation. They performed together several times with concertos by Beethoven, Saint-Saëns.
Blechacz's interview and his performance of some Polonaises from DG begins at around 58:00.