"game of two halves" meaning in English

{
  "etymology_text": "From football (soccer) commentary in the late 1980s.",
  "forms": [
    {
      "form": "games of two halves",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "games of two halves"
      },
      "expansion": "game of two halves (plural games of two halves)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Football (soccer)",
          "orig": "en:Football (soccer)",
          "parents": [
            "Football",
            "Ball games",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2011, Tom Campbell, Fold, →ISBN, page 105:",
          "text": "In a few minutes they would be reporting their performances for Vijay's spreadsheet, and Doug would be almost certain to say it had been a game of two halves. Well, it had been for him at least. Nick had been losing all night, but looking across the table it seemed that Doug was back where he'd started.",
          "type": "quote"
        },
        {
          "ref": "2011, David Gilbert, David Matless, Brian Short, Geographies of British Modernity: Space and Society in the Twentieth Century, →ISBN:",
          "text": "The Conservative century was therefore a game of two halves with regard to the procedures for defining parliamentary constituencies.",
          "type": "quote"
        },
        {
          "ref": "2001, Fred Botting, The Gothic, →ISBN, page 78:",
          "text": "We also understand why Dracula is a game of two halves: the first half (the attack) takes us from the Natural to the Unnatural path; the second half takes us back.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Something that makes a major turnaround over the course of its lifespan."
      ],
      "id": "en-game_of_two_halves-en-noun-490VCUTe",
      "links": [
        [
          "turnaround",
          "turnaround"
        ],
        [
          "lifespan",
          "lifespan"
        ]
      ]
    }
  ],
  "word": "game of two halves"
}

{
  "etymology_text": "From football (soccer) commentary in the late 1980s.",
  "forms": [
    {
      "form": "games of two halves",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "games of two halves"
      },
      "expansion": "game of two halves (plural games of two halves)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Football (soccer)"
      ],
      "examples": [
        {
          "ref": "2011, Tom Campbell, Fold, →ISBN, page 105:",
          "text": "In a few minutes they would be reporting their performances for Vijay's spreadsheet, and Doug would be almost certain to say it had been a game of two halves. Well, it had been for him at least. Nick had been losing all night, but looking across the table it seemed that Doug was back where he'd started.",
          "type": "quote"
        },
        {
          "ref": "2011, David Gilbert, David Matless, Brian Short, Geographies of British Modernity: Space and Society in the Twentieth Century, →ISBN:",
          "text": "The Conservative century was therefore a game of two halves with regard to the procedures for defining parliamentary constituencies.",
          "type": "quote"
        },
        {
          "ref": "2001, Fred Botting, The Gothic, →ISBN, page 78:",
          "text": "We also understand why Dracula is a game of two halves: the first half (the attack) takes us from the Natural to the Unnatural path; the second half takes us back.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Something that makes a major turnaround over the course of its lifespan."
      ],
      "links": [
        [
          "turnaround",
          "turnaround"
        ],
        [
          "lifespan",
          "lifespan"
        ]
      ]
    }
  ],
  "word": "game of two halves"
}