It was an event of almost architectural sound. On March 16, 2002, inside the vast, barrel-vaulted space of Hamburg’s St. Michael’s Church, two separate musical forces merged. From Saint Petersburg came the soloists, choir, and orchestra of the Mariinsky Theatre. From Hamburg, the choir and orchestra of the North German Radio. They were conducted by Valery Gergiev. Their collective purpose was to give voice to a dual vision: the world premiere of Sofia Gubaidulina’s *Johannes-Ostern* (John-Easter), performed together with her earlier *Johannes-Passion* (John-Passion).
The Russian composer, deeply spiritual and drawn to mystical numerology, had spent years contemplating the Gospel of John. The *Passion*, dealing with suffering and death, was now to be followed by the *Easter*, its necessary counterpart on resurrection and light. To hear them consecutively was to experience a theological argument rendered in dissonance and consonance, in the scrape of strings and the bloom of choral harmony. The logistics alone were a marvel—the coordination of two major institutions across cultures and languages, all to realize one composer’s expansive, non-linear conception of a sacred story. The audience did not simply attend a concert; they witnessed the completion of a sonic cathedral, where the second wing was finally built onto the first, allowing the full structure of her thought to resonate, for the first and perhaps only time, in a single, reverberant space.