Fewer participants than expected joined the start of the techno parade dubbed the Zug der Liebe (Love Train) through central Berlin on Saturday. Police said in the afternoon that around 7,500 people attended, although 20,000 had registered. Numerous music trucks travelled with loud bass and electronic music from Mauerpark, or Wall Park, that is located on a former part of the Berlin Wall and its Death Strip, to the main Oranienstrasse street through the district of Kreuzberg. The organizers wanted to send “a strong message for tolerance, diversity, and solidarity” this year, they announced onl…