Requires:

{
  "obstaclesCleared": [
    "A"
  ]
}

Exit condition:

{
  "leaveWithRunway": {
    "length": 1,
    "openEnd": 1
  }
}

Unlocks doors:

{"types":["ammo"],"requires":[]}

Dev note: FIXME: An alternative strat may be possible where the enemies are lured off-camera to the right instead of killed.