[
  {
    "mob": ["minecraft:skeleton","minecraft:zombie"],
    "result": "allow",
    "phase": "nighttime",
    "speedmultiply": 1.5
  },
  {
    "hostile": true,
    "result": "allow",
    "phase": "nighttime",
    "speedmultiply": 1.5
  },
  {

     "mob": ["minecraft:skeleton","minecraft:zombie"],
     "incontrol": false,
     "result": "deny"

  }
]