anchor.diff:  
   [gremlin-groovy,modern]
   ----
  -g.V().has(outE('created').and().outE('knows')).values('name')
  +g.V().where(outE('created').and().outE('knows')).values('name')
   ----
   
   [[as-step]]
  
positive.code: g.V().values('age').is(32)
  g.V().values('age').is(lte(30))
  g.V().values('age').is(inside(30, 40))
  g.V().has(__.in('created').count().is(1l)).values('name') <1>
  g.V().has(__.in('created').count().is(gte(2l))).values('name') <2>
  g.V().has(__.in('created').values('age').
                             mean().is(inside(30d, 35d))).values('name') <3>
  ----
  
  
negative.code: 
  [gremlin-groovy,modern]
  ----
  g.V().where(outE('created').or().outE('knows')).values('name')
  ----
  
  [[order-step]]
  