diff --git a/assets/section_3.2_1686984934976_0.edn b/assets/section_3.2_1686984934976_0.edn
index 47ef280..9a60790 100644
--- a/assets/section_3.2_1686984934976_0.edn
+++ b/assets/section_3.2_1686984934976_0.edn
@@ -45,5 +45,17 @@
                           :rects (),
                           :page 12},
                :content {:text "[:span]", :image 1686986004617},
+               :properties {:color "yellow"}}
+              {:id #uuid "648d5d5a-650b-42be-b318-ae85ecdc7d3c",
+               :page 14,
+               :position {:bounding {:x1 47,
+                                     :y1 77.16650390625,
+                                     :x2 685,
+                                     :y2 521.16650390625,
+                                     :width 729,
+                                     :height 546.7494977055686},
+                          :rects (),
+                          :page 14},
+               :content {:text "[:span]", :image 1686986073847},
                :properties {:color "yellow"}}],
  :extra {:page 14}}
diff --git a/assets/section_3.2_1686984934976_0/14_648d5d5a-650b-42be-b318-ae85ecdc7d3c_1686986073847.png b/assets/section_3.2_1686984934976_0/14_648d5d5a-650b-42be-b318-ae85ecdc7d3c_1686986073847.png
new file mode 100644
index 0000000..88817d1
Binary files /dev/null and b/assets/section_3.2_1686984934976_0/14_648d5d5a-650b-42be-b318-ae85ecdc7d3c_1686986073847.png differ
diff --git a/pages/hls__section_3.2_1686984934976_0.md b/pages/hls__section_3.2_1686984934976_0.md
index 6dd6adb..4602daa 100644
--- a/pages/hls__section_3.2_1686984934976_0.md
+++ b/pages/hls__section_3.2_1686984934976_0.md
@@ -28,4 +28,11 @@ file-path:: ../assets/section_3.2_1686984934976_0.pdf
   hl-color:: yellow
   id:: 648d5d15-e675-40eb-b38a-67efcfdc09f2
   hl-type:: area
-  hl-stamp:: 1686986004617
\ No newline at end of file
+  hl-stamp:: 1686986004617
+- [:span]
+  ls-type:: annotation
+  hl-page:: 14
+  hl-color:: yellow
+  id:: 648d5d5a-650b-42be-b318-ae85ecdc7d3c
+  hl-type:: area
+  hl-stamp:: 1686986073847
\ No newline at end of file
diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 5dfc11f..4b2f01c 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -2906,6 +2906,8 @@
 						- Examples:
 							- ((648d5c1b-fd2b-4be8-9b2e-cfd05a5e0378))
 							- ((648d5d15-e675-40eb-b38a-67efcfdc09f2))
+						- Independence of a rectangle
+							- ((648d5d5a-650b-42be-b318-ae85ecdc7d3c))
 						-
 			- LATER 学积分
 			  :LOGBOOK: