Here is a concise summary of the provided transcript:
**Title:** Gradually Smaller Football Goal Challenge
**Summary:**
* Three friends (narrator, George, and Arthur) attempt a football challenge where the goal size decreases after each successful score.
* The challenge progresses from an 11-a-side goal to smaller sizes (9-a-side, 7-a-side, 5-a-side, and unknown smaller sizes).
* The friends engage in light-hearted banter, jokes, and teasing throughout the challenge.
* Mid-video, there's a promotional segment for "So Rare", a fantasy football platform, highlighting its features and a competition with prizes.
* The challenge concludes with a final, extremely difficult shot from the penalty spot with a unique goalkeeper rule.
**Tone:** Humorous, playful, and entertaining, with a brief promotional interlude.
Here are the key facts extracted from the text, numbered and in short sentences:
1. **Challenge Concept**: A football challenge where the goal size decreases after each score.
2. **Initial Goal Size**: The goal starts at 11-a-side size.
3. **Goal Size Progression**: The goal sizes decrease to 9-a-side, 7-a-side, and further down.
4. **Participants Mentioned**:
* George
* Arthur
* The narrator (name not specified)
* Sam (joins later in the challenge)
5. **Additional Challenge Elements Introduced**:
* No goalkeeper initially.
* Later, a goalkeeper is introduced with specific movement restrictions.
6. **Sponsor/Promotion**:
* The video promotes "So Rare", a sports entertainment platform.
* So Rare is an official partner of the Premier League.
7. **So Rare's Game Details**:
* It offers a free-to-play version.
* Players can collect digital trading cards and participate in fantasy contests.
* Points are based on real-life player performances, including less common statistics.
8. **League Creation**:
* The narrator has created a league on So Rare that viewers can join via a link.
9. **Prizes**:
* A Premier League match of the winner's choice is mentioned as a prize in the narrator's league.