Generate a correct and concise answer for the question based on the words in the context.

Context : St. Mark Enthroned is a painting by the Italian Renaissance artist Titian, executed in 1510 or 1511, and housed in the church of Santa Maria della Salute in Venice, Italy.
Question : What is the name of the place where St. Mark Enthroned can be found?
Santa Maria della Salute

Context : The first versions of the Ak 5 family were made by the Swedish company FFV Ordnance AB (now part of Saab Bofors Dynamics) under license from FN, with deliveries starting in 1986.
Question : What year did Ak 5 come into use?
1986

Context : ISO 3166-2:SD is the entry for Sudan in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Question : Who set the standards for ISO 3166-2:SD?
International Organization for Standardization