1. duplicate

    Closed
    #159961441 0 0 1 0

  2. overlapping

    Closed
    #159961348 41 3 8 0

  3. improve area

    Closed
    #159961239 0 1 0 0

  4. improve

    Closed
    #159961078 10 1 0 0

  5. improve area

    Closed
    #159960863 0 2 0 0

  6. improve area

    Closed
    #159960554 13 1 0 0

  7. improve area

    Closed
    #159960463 0 10 0 0

  8. improve area

    Closed
    #159960356 5 7 4 0

  9. improve area

    Closed
    #159960301 8 1 0 0

  10. improve area

    Closed
    #159960260 0 1 0 0

  11. missing passages

    Closed
    #159960200 19 1 0 0

  12. improve area

    Closed
    #159960086 0 1 0 0

  13. improve area

    Closed
    #159960056 6 0 0 0

  14. improve area

    Closed
    #159959919 49 7 0 0

  15. improve area

    Closed
    #159957757 0 0 1 0

  16. improve area

    Closed
    #159957725 5 1 0 0

  17. improve area

    Closed
    #159957610 46 3 0 0

  18. improve area

    Closed
    #159957371 0 1 0 0

  19. improve area

    Closed
    #159957309 0 1 0 0

  20. improve area

    Closed
    #159957252 7 1 0 0