A replica of the entrance gate to the Dachau Nazi concentration camp is to be recreated over three days in Leeds for an art project asking questions about what memorials are for and who has the right to make them. Dachau was constructed a few miles from Munich in 1933. During the war it became a death camp where more than 41,000 people were murdered before US troops liberated it on 29 April 1945. Its iron gate bearing the words “Arbeit macht frei” (work will set you free) was stolen in 2014, which led to a local blacksmith making an exact replica. The artist Rachel Mars, who has learned to…