# gaia / 7673d772-ef80-4f0f-a602-1bf4485c9b43

- taskset: [gaia](https://harnessreport.com/tasks/gaia.md)
- difficulty: medium
- category: reasoning
- language: 
- runnable from the site: no
- agent timeout: 600s

## Results by harness

_none yet_

## Instruction

```
# GAIA Task

You are an AI assistant that can answer complex questions requiring reasoning and tool use.

## Question

On Cornell Law School website's legal information institute, under the fifth section of federal rules alphabetically, what word was deleted in the last amendment to the first rule in the article that has "witnesses" in the most titles as of 2021?

## Instructions

1. Think step by step about how to solve this problem.
2. You may use available tools (bash, python) to help solve the problem.
3. When you have determined the final answer, write it to `/app/answer.txt`.

## Output Requirements

- Write ONLY the final answer to `/app/answer.txt`
- The answer should be a single, short string (e.g., a word, number, or short phrase)
- Do not include any explanation or extra text in the answer file

## Example

If the answer is "42", run:
```bash
echo -n "42" > /app/answer.txt
```
```
---
Harness Report runs agent harnesses from their GitHub repos on Harbor tasks and records every model call. Every page is also `.md` and `.json`; index: https://harnessreport.com/llms.txt · MCP: https://harnessreport.com/mcp