@article{Goldhoorn2025riddles,
  author    = {Goldhoorn, Alex},
  title     = {System 1 vs System 2: Testing LLMs with Riddles},
  year      = {2025},
  month     = {December},
  journal   = {alex.goldhoorn.net},
  url       = {https://alex.goldhoorn.net/articles/posts/llm-riddles.html},
  note      = {Experimental evaluation of how 8 LLMs perform on logic puzzles, revealing the gap between pattern matching and first-principles reasoning}
}