{
  "valid": [
    "updated < -4w",
    "updated > -4w",
    "updated <= -4w",
    "updated >= -4w",
    "priority < 3",
    "priority > 3",
    "priority <= 3",
    "priority >= 3",
    "updated < startOfWeek()",
    "updated > startOfWeek()",
    "updated <= startOfWeek()",
    "updated >= startOfWeek()"
  ],
  "invalid": [
    "updated <",
    "updated >",
    "updated <=",
    "updated >=",
    "updated < = 3",
    "updated > = 3",
    "updated < empty",
    "updated > empty",
    "updated <= empty",
    "updated >= empty",
    "updated < null",
    "updated > null",
    "updated <= null",
    "updated >= null",
    "updated < (a, b)",
    "updated > (a, b)",
    "updated <= (a, b)",
    "updated >= (a, b)",
    "updated < -4w after -1w",
    "updated > -4w after -1w",
    "updated <= -4w after -1w",
    "updated >= -4w after -1w",
    "updated < -4w before -1w",
    "updated > -4w before -1w",
    "updated <= -4w before -1w",
    "updated >= -4w before -1w",
    "updated < -4w on -1w",
    "updated > -4w on -1w",
    "updated <= -4w on -1w",
    "updated >= -4w on -1w",
    "updated < -4w during (-4w, -1w)",
    "updated > -4w during (-4w, -1w)",
    "updated <= -4w during (-4w, -1w)",
    "updated >= -4w during (-4w, -1w)",
    "updated < -4w by a",
    "updated > -4w by a",
    "updated <= -4w by a",
    "updated >= -4w by a",
    "updated < -4w from a",
    "updated > -4w from a",
    "updated <= -4w from a",
    "updated >= -4w from a",
    "updated < -4w to a",
    "updated > -4w to a",
    "updated <= -4w to a",
    "updated >= -4w to a"
  ]
}