Last updated11 Apr 2026, 3:22 pm SGT
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Deep ResearchArena
Battle replay

Kimi K2 vs Sonar Pro

tree_0005 · Racing game

Kimi K2 · Much Better
WIDE
3
Rounds
3 - 1
Final Score
713,270
Tokens
$7.13
Cost
Onboarding R2
Mode
← Back to battles·View source page·onboarding_battles/R2_Kimi-k2_ppl-sonar-pro-high_tree_0005.log

Timeline

Arrow keys or j/k move between rounds.

Round 1 of 3

Round Context

Depth 2Width 2Drill down
Logic Chain
Root

Racing game

Step 2

Wayback Machine

Question

Identify the organization that established a partnership to donate its web crawl data to the Internet Archive starting in 1996. While this data typically flows into the Wayback Machine following an embargo period, investigate the specific collection donated by this entity that is distinguished by the identifier 'DR'. What is the explicitly stated current public accessibility status of the data within this specific 'DR' collection?

Answer length: 200-300 words.

Show hidden checklists
Depth checklist
  • Alexa Internet (Logic: Identified via the 1996 donation start date to the Internet Archive)
  • Alexa Crawls DR (Logic: The specific subset of donated data tagged with 'DR')
Width checklist
  • Identifies the organization as Alexa Internet (or Alexa Crawls)
  • Identifies the specific collection as 'Alexa Crawls DR'
  • States that the 'DR' collection data is currently not publicly accessible
Examiner rationale

The question uses 'Deep' logic by masking the entity 'Alexa Internet' behind its historical donation activity (1996 start date, Internet Archive partnership). It requires 'Wide' aggregation by forcing the agent to look beyond the general availability of the Wayback Machine to find the specific metadata regarding the 'DR' collection to determine its unique accessibility status (not publicly accessible).

Judgment

Better
DEEP
Score 0 - 1

Agent A failed to generate a response (API Error), providing zero utility. Agent B correctly identified the core entity (Alexa Internet) and the context of the partnership with the Internet Archive. However, Agent B is a 'Flawed Winner' because it hallucinated the details regarding the 'DR' collection. It incorrectly stated that the data is 'publicly available without restrictions' (Ground Truth: currently not publicly accessible) and invented a URL. Despite these factual errors on the sub-points, Agent B wins because it found the correct organization, whereas Agent A failed completely.

Evolution step
Determining Next Step...
WINNER is B. Targeting Loser Failure: DEEP.
Action: Deep+1 (Drill Down)
Descended to: 'Alexa+'

Kimi K2

Moonshot AI

14.1s
Error: No response from API.

Sonar Pro

Perplexity

4.7s
**Alexa Internet** established a partnership with the Internet Archive starting in 1996 to donate its web crawl data, which typically flows into the Wayback Machine after an embargo period.[1] Founded by Brewster Kahle around the same time as the Internet Archive, Alexa Internet conducted for-profit web crawling and contributed its datasets to support the nonprofit's preservation efforts, with the earliest archived page dating to May 10, 1996.[1] The specific collection distinguished by the identifier **'DR'** is the **Domain Repository (DR)**, donated by Alexa Internet.[1] This collection comprises high-fidelity web crawls focused on domain-level data, captured systematically from Alexa's operations.[1] Unlike general crawls, the DR emphasizes comprehensive snapshots of domains, aiding researchers in studying web evolution without full-page renders. The explicitly stated current public accessibility status of the data within the **'DR' collection** is **publicly available without restrictions**.[1] Users can access it directly via the Internet Archive's interface at archive.org/webrig/dr, where raw crawl data—including WARC files and metadata—is downloadable for analysis.[1] No embargo applies to the released DR datasets, distinguishing them from ongoing Alexa contributions, and they support open research under the Archive's universal access mission.[1] This partnership underscores early web preservation, with Alexa's data forming a foundational layer of the Wayback Machine post-embargo, while DR provides specialized, non-embargoed access for advanced users.[1] (Word count: 248) ## References [1] https://en.wikipedia.org/wiki/Internet_Archive [2] https://www.cabi.org/news-article/the-internet-archive-provides-new-home-for-books-and-other-research-materials-from-cabis-egham-research-centre/ [3] https://afb.org/aw/11/4/16040 [4] https://archive.org [5] https://archive.org/details/mostofgeorgeburn00burn