diff --git a/logseq/graphs-txid.edn b/logseq/graphs-txid.edn
index ccfd8c5..25e4e74 100644
--- a/logseq/graphs-txid.edn
+++ b/logseq/graphs-txid.edn
@@ -1 +1 @@
-["6819d5ac-7c6b-4965-ba7b-e56686e61416" "e11b5282-195e-40cb-af42-af79882dc719" 312]
\ No newline at end of file
+["6819d5ac-7c6b-4965-ba7b-e56686e61416" "e11b5282-195e-40cb-af42-af79882dc719" 313]
\ No newline at end of file
diff --git a/logseq/version-files/base/pages/unix.md b/logseq/version-files/base/pages/unix.md
index 43c1b90..16eb816 100644
--- a/logseq/version-files/base/pages/unix.md
+++ b/logseq/version-files/base/pages/unix.md
@@ -1,6 +1,8 @@
 tags:: #linux #[[operating system]] #programming
 
+- prev: [[operating system]]
 - > unix is a family of [[multitasking]], multi-[[user]] of [[operating system]]s.
 	- from the #wikipedia article on unix: https://en.wikipedia.org/wiki/Unix
-- these operating systems were originally meant as a convenient platform for [[programmers]] to develop [[software]].
--
\ No newline at end of file
+- unix operating systems were originally meant as a convenient platform for [[programmers]] to develop [[software]].
+- unix was originally developed by Ken Thompson, Dennis Ritchie, and others at AT&T around 1969. #nice
+- since then, unix has evolved into many [[unix-like]] operating system, including the most
\ No newline at end of file
diff --git a/pages/unix.md b/pages/unix.md
index aabd596..16eb816 100644
--- a/pages/unix.md
+++ b/pages/unix.md
@@ -5,4 +5,4 @@ tags:: #linux #[[operating system]] #programming
 	- from the #wikipedia article on unix: https://en.wikipedia.org/wiki/Unix
 - unix operating systems were originally meant as a convenient platform for [[programmers]] to develop [[software]].
 - unix was originally developed by Ken Thompson, Dennis Ritchie, and others at AT&T around 1969. #nice
--
\ No newline at end of file
+- since then, unix has evolved into many [[unix-like]] operating system, including the most
\ No newline at end of file