diff --git a/pages/tokipona/7.md b/pages/tokipona/7.md
index 780cceb..99ba028 100644
--- a/pages/tokipona/7.md
+++ b/pages/tokipona/7.md
@@ -85,6 +85,8 @@ the part you want to ask:
 
 > ijo ni li seme? -- What is this thing? ("This thing is what?")
 
+> sewi li laso tan seme? -- Why is the sky blue? ("Sky is blue because of what?")
+
 ## Names (unofficial words)
 
 So far, these pages only relied on native toki pona words to refer to things and