anchor.diff:  |===
   |Name|Type|Required|Description
   |`seconds`|Number|Yes|The number of seconds to offset into the future (if positive) or past (if negative).
  -|`trigger`|link:#triggers[Trigger]|Yes|The nested trigger to offset.
  +|`trigger`|<<triggers-reference,Trigger>>|Yes|The nested trigger to offset.
   |===
   
   ===== Examples
  
positive.code: [options="header"]
  |===
  |Name|Type|Required|Description
  |`trigger1, ..., triggerN`|link:#triggers[Trigger]|No|The nested triggers.
  |===
  
  ===== Examples
  
negative.code: celos.serialSchedulingStrategy(3);
  ....
  
  === External Services Reference
  
  An external service actually executes a workflow.
  
  