@misc{douglas2026spatialperfection,
  author  = {Douglas, Seth and Mghirbi, Nidhal},
  title   = {Perfect play with spatial quantum strategies is $\Sigma^0_2$-complete},
  year    = {2026},
  version = {1.0.0},
  doi     = {10.5281/zenodo.23910987},
  url     = {https://doi.org/10.5281/zenodo.23910987}
}