Fall around the floating platform with either a Downback or by jumping down with a Spinjump.

Requires:

{
  "or": [
    {
      "and": [
        {
          "doorUnlockedAtNode": 3
        },
        {
          "doorUnlockedAtNode": 5
        },
        {
          "canShineCharge": {
            "usedTiles": 14,
            "openEnd": 0
          }
        }
      ]
    },
    {
      "and": [
        {
          "or": [
            {
              "doorUnlockedAtNode": 3
            },
            {
              "doorUnlockedAtNode": 5
            }
          ]
        },
        {
          "canShineCharge": {
            "usedTiles": 13,
            "openEnd": 0
          }
        }
      ]
    },
    {
      "canShineCharge": {
        "usedTiles": 12,
        "openEnd": 0
      }
    }
  ]
}
"canShinechargeMovementComplex"
"canDownBack"

Exit condition:

{
  "leaveShinecharged": {
    "framesRemaining": 30
  }
}

Unlocks doors:

{"nodeId":3,"types":["ammo"],"requires":[]}
{"nodeId":4,"types":["ammo"],"requires":[]}
{"nodeId":5,"types":["ammo"],"requires":[]}