They requested Go 13x13 and not Go 19x19
There snakes are much longer on 19x19.
Look here 95 stones, 199.5 score difference but also on 19x19
playstrategy.org/ETHeVVKG
Weekly Challenge 184: Go Snake
@chen-rcc the challenge requires Go 13x13 to be used.
My first try: 43
playstrategy.org/Kab4mfuT/p2#86
Entries for Weekly Challenge 184 has closed. Thanks to all users who participated.
The winner is @woll who won a game of Go 13x13 with a snake of 66 length in the following game: playstrategy.org/5T4oordd
Users are still welcome to attempt this challenge and post answers here, but the winner has been fixed. The next challenge can be found here: playstrategy.org/forum/weekly-challenges/weekly-challenge-185-hand-in-hand