Jack the Ripper was founded on 1891; 128 years ago (1891) . The sport has the official site chicagomarathon.com . 12 teams participated in Jack the Ripper . 8–25 February was when it was held . 386 from 138 nations competed in Jack the Ripper
The sport Jack the Ripper has less than143 contenders  from less than 119 nations