ILLEGAL: N g1-f3 on turn 1:
There was no N on g1. The piece on g1 is a E.
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For diagnostic purposes, here is the full movelist:
1. N g1-f3 
1... n g10-f8 
2. C b3-g3 
2... p i7-h7 
3. P c4-d4 
3... p a7-b7 
4. P a4-b4 
4... e h10-f7 
5. E h1-e3 
5... c h8-e8 
6. P i4-i5 
6... p e7-d7 
7. E c1-a4 
7... e f7-d4 
8. R b1-b2 
8... n f8-g6 
9. N a1-c2 
9... e d4-f7 
10. F d1-d2 
10... r i10-i5 
11. R i1-i5 
11... n g6-i5 
12. C h3-h8 
12... n i5-g4 
13. N c2-d4 
13... e f7-d4 // Ex(N)d4
14. F d2-d3 
14... e d4-f7 
15. P b4-b5 
15... p h7-i7 
16. C g3-g7 
16... f f10-g9 
17. N f3-g5 
17... f g9-h8 
18. C g7-g4 
18... e f7-h10 
19. G e2-d2 
// variants.  I hope this venture will help me find that
// 'game'.
19... c e8-e3 
20. G d2-e3 
20... e c10-e7 
21. C g4-d4 
21... f d10-c9 
22. F f1-f2 
22... r b10-g10 
23. N g5-f3 
23... f c9-c8 
24. F d3-c4 
24... p b7-b6 
25. F c4-d5 
25... p b6-c6 
26. F d5-c6 
26... c b8-b2 
27. F c6-d7 
27... f c8-d7 
28. N f3-e5 
28... e e7-h5 // check!
29. G e3-d3 
29... e h5-f2 
30. C d4-h4 
30... f d7-e6 
31. N e5-c4 
31... f e6-d5 
32. N c4-b2 
32... f d5-e4 //check!
33. G d3-e2 
33... f e4-e3 // check!
34. G e2-e1 
34... f e3-e2; won // mate!
In case there is a bug in the code, the settings file can be edited at /play/pbm/play.php?game=Korean+Random+Chess&settings=set4&submit=Edit