q.Query() && q.Query()
//second bool
|| (
    //complex nested bool
    (+q.Query() || +q.Query() || !q.Query() && (!q.Query() && !q.ConditionlessQuery()))
    // simple nested or
    && (q.Query() || q.Query() || q.Query())
    //all conditionless bool
    && (q.NullQuery() || +q.ConditionlessQuery() || !q.ConditionlessQuery())
    // actual bool query
    && (base.QueryFluent(q)))

Query && Query
//second bool
|| (
    //complex nested bool
    (+Query || +Query || !Query && (!Query && !ConditionlessQuery))
    // simple nested or
    && (Query || Query || Query)
    //all conditionless bool
    && (NullQuery || +ConditionlessQuery || !ConditionlessQuery)
    // actual bool query
    && (base.QueryInitializer))

{
  "bool": {
    "should": [
      {
        "bool": {
          "must": [
            {
              "term": {
                "x": {
                  "value": "y"
                }
              }
            },
            {
              "term": {
                "x": {
                  "value": "y"
                }
              }
            }
          ]
        }
      },
      {
        "bool": {
          "must": [
            {
              "bool": {
                "should": [
                  {
                    "bool": {
                      "filter": [
                        {
                          "term": {
                            "x": {
                              "value": "y"
                            }
                          }
                        }
                      ]
                    }
                  },
                  {
                    "bool": {
                      "filter": [
                        {
                          "term": {
                            "x": {
                              "value": "y"
                            }
                          }
                        }
                      ]
                    }
                  },
                  {
                    "bool": {
                      "must_not": [
                        {
                          "term": {
                            "x": {
                              "value": "y"
                            }
                          }
                        },
                        {
                          "term": {
                            "x": {
                              "value": "y"
                            }
                          }
                        }
                      ]
                    }
                  }
                ]
              }
            },
            {
              "bool": {
                "should": [
                  {
                    "term": {
                      "x": {
                        "value": "y"
                      }
                    }
                  },
                  {
                    "term": {
                      "x": {
                        "value": "y"
                      }
                    }
                  },
                  {
                    "term": {
                      "x": {
                        "value": "y"
                      }
                    }
                  }
                ]
              }
            },
            {
              "bool": {
                "must": [
                  {
                    "match_all": {}
                  }
                ],
                "must_not": [
                  {
                    "match_all": {}
                  }
                ],
                "should": [
                  {
                    "match_all": {}
                  }
                ],
                "filter": [
                  {
                    "match_all": {}
                  }
                ],
                "minimum_should_match": 1,
                "boost": 2.0
              }
            }
          ]
        }
      }
    ]
  }
}