Pairs:
        (1)             (2)                  Tethers:
  /   /             T+H first
        (4)     X     (3)                   DPS second
  /   /
 ========================================
 Chains:
 2/3 - T's & H's
 1/4 - DPS
 ========================================
 Conflag:
   North
   South
 ========================================