21 September 2025

• curprev 11:3911:39, 21 September 2025 Vvsss talk contribs 4,363 bytes +47 →Solution 4 (Sparrow solution)
• curprev 11:3611:36, 21 September 2025 Vvsss talk contribs 4,316 bytes +1,317 →Solution 3 (No Miquel's point)

18 January 2023

• curprev 12:3512:35, 18 January 2023 Gougutheorem talk contribs 2,999 bytes +815 No edit summary

4 December 2022

• curprev 15:1915:19, 4 December 2022 Vvsss talk contribs 2,184 bytes +21 →Solution 2
• curprev 15:1515:15, 4 December 2022 Vvsss talk contribs 2,163 bytes +977 →Solution

29 January 2021

• curprev 22:5622:56, 29 January 2021 Hamstpan38825 talk contribs 1,186 bytes +54 No edit summary

26 February 2013

• curprev 21:4621:46, 26 February 2013 Soy un chemisto talk contribs 1,132 bytes −105 →Solution
• curprev 21:3821:38, 26 February 2013 Soy un chemisto talk contribs 1,237 bytes −13 →Solution
• curprev 21:3721:37, 26 February 2013 Soy un chemisto talk contribs 1,250 bytes +741 No edit summary

25 December 2008

• curprev 23:4923:49, 25 December 2008 Lifeisacircle talk contribs 509 bytes +509 Created page. No solution yet