Question: What is the city whose maincage event person was born as David John Markland ?

text: CZW Cage of Death
Events

The Cage of Death is Combat Zone Wrestling (CZW)'s biggest show since 1999. It always features the Cage of Death match, a steel cage with various weapons littered in the cage. electrified cage walls, cacti, tables, light tubes, glass, thumbtacks, baseball bats, barbed wire and numerous other weapons and objects have been used in it. The first two were simple either pin and/or submit to win cage matches with weapons littered in and around the cage. The Cage of Death also has different formats and stipulations: singles, tag team, or gauntlet. Each Cage of Death features two or more wrestlers in the cage. For Cage of Death 5, 6, and 7, WarGames stipulations were used.
# Event Date City Venue Main Event
1 Cage of Death I October 16 , 1999 Mantua , New Jersey Unknown Lobo vs. Justice Pain in a Cage of Death match
2 Cage of Death II September 9 , 2000 Sewell , New Jersey Unknown Lobo vs. John Zandig versus Justice Pain
3 Cage of Death III December 15 , 2001 Philadelphia , Pennsylvania ECW Arena Wifebeater vs. Justice Pain in a Cage of Death
4 Cage of Death IV December 12 , 2002 Philadelphia , Pennsylvania ECW Arena Lobo vs. John Zandig
5 Cage of Death V : Suspended December 13 , 2003 Philadelphia , Pennsylvania ECW Arena John Zandig , Nick Gage , Ian Knoxx , Wifebeater , New Jack and Lobo vs. Adam Flash , Nate Hatred , The Backseat Boyz , The Messiah and B-Boy
6 Cage of Death VI December 11 , 2004 Philadelphia , Pennsylvania Alhambra Arena Nate Hatred and Nick Gage vs. Justice Pain and Wifebeater vs. Chri $ Ca $ h , SeXXXy Eddy , J.C. Bailey and Nate Webb vs. Blackout
7 Cage of Death VII : Living in Sin December 10 , 2005 Philadelphia , Pennsylvania Alhambra Arena Joker , Necro Butcher & Toby Klein vs. John Zandig , Nick Gage and Justice Pain in a Cage of Death
8 Cage of Death VIII : Coming Undone December 9 , 2006 Philadelphia , Pennsylvania Alhambra Arena John Zandig vs. Nick Gage vs. Lobo vs. LuFisto in a Cage of Death
9 Cage of Death IX December 15 , 2007 Philadelphia , Pennsylvania Alhambra Arena Team CZW ( Necro Butcher , Danny Havoc , Toby Klein and Drake Younger ) vs . Team MBA ( Brain Damage , Scotty Vortekz , Diehard Dustin Lee and DJ Hyde ) in a Cage of Death
10 Cage of Death X December 13 , 2008 Philadelphia , Pennsylvania Alhambra Arena Devon Moore vs. Sami Callihan vs. Drake Younger vs. Danny Havoc vs. John Zandig vs . Brain Damage in a Cage of Death
11 Cage of Death XI December 12 , 2009 Philadelphia , Pennsylvania The Arena Sami Callihan vs. Danny Havoc in a Cage of Death
12 Cage of Death XII December 11 , 2010 Philadelphia , Pennsylvania Asylum Arena Suicide Kings ( Scotty Vortekz , Danny Havoc , Devon Moore and Dysfunction ) vs. Cult Fiction ( Masada , Brain Damage , tHURTeen and Drake Younger ) in a Cage of Death
13 Cage of Death XIII December 3 , 2011 Philadelphia , Pennsylvania Viking Hall Devon Moore vs. Scotty Vortekz vs. Masada vs. Robert Anthony in a Cage of Death for the CZW World Heavyweight Championship
14 Cage of Death XIV December 8 , 2012 Voorhees Township , New Jersey The Flyers Skate Zone DJ Hyde vs. Matt Tremont in a Cage of Death
15 Cage of Death XV December 14 , 2013 Voorhees Township , New Jersey The Flyers Skate Zone Nation of Intoxication vs. Forgotten Ones in a Cage of Death
16 Cage of Death XVI December 13 , 2014 Voorhees Township , New Jersey The Flyers Skate Zone Sozio vs. Drew Gulak vs. Biff Busick vs. BLK Jeez in a Cage of Death for the CZW World Heavyweight Championship
17 Cage of Death XVII December 12 , 2015 Voorhees Township , New Jersey The Flyers Skate Zone Matt Tremont vs. Masada vs. Devon Moore vs. AR Fox in a Cage of Death for the CZW World Heavyweight Championship
18 Cage of Death 18 December 10 , 2016 Voorhees Township , New Jersey The Flyers Skate Zone Devon Moore , Drew Blood , Dale Patricks and Josh Crane vs. Matt Tremont , Joey Janela , Jeff Cannonball and Conor Claxton in a Cage Of Death
19 Cage of Death 19 December 9 , 2017 Sewell , New Jersey Rastelli Complex Rickey Shane Page vs. Joe Gacy vs. Shane Strickland in a Cage of Death for the CZW World Heavyweight Championship
20 Cage of Death XX December 9 , 2018 Philadelphia , Pennsylvania 2300 Arena Mance Warner vs. Rickey Shane Page in a Cage of Death for the vacant CZW World Heavyweight Championship