diff --git a/extra/combinators/cleave/cleave-docs.factor b/extra/combinators/cleave/cleave-docs.factor
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+
+USING: kernel quotations help.syntax help.markup ;
+
+IN: combinators.cleave
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+ARTICLE: "cleave-combinators" "Cleave Combinators"
+
+{ $subsection bi  }
+{ $subsection tri }
+
+{ $notes
+  "From the Merriam-Webster Dictionary: "
+  $nl
+  { $strong "cleave" }
+  { $list
+    { $emphasis "To divide by or as if by a cutting blow" }
+    { $emphasis "To separate into distinct parts and especially into "
+                "groups having divergent views" } }
+  $nl
+  "The Joy programming language has a " { $emphasis "cleave" } " combinator." }
+
+;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+HELP: bi
+
+  { $values { "x" object }
+            { "p" quotation }
+            { "q" quotation }
+          
+            { "p(x)" "p applied to x" }
+            { "q(x)" "q applied to x" } } ;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+HELP: tri
+
+  { $values { "x" object }
+            { "p" quotation }
+            { "q" quotation }
+            { "r" quotation }
+          
+            { "p(x)" "p applied to x" }
+            { "q(x)" "q applied to x" }
+            { "r(x)" "r applied to x" } } ;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+ARTICLE: "spread-combinators" "Spread Combinators"
+
+{ $subsection bi* }
+{ $subsection tri* } ;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+HELP: bi*
+
+  { $values { "x" object }
+            { "y" object }
+            { "p" quotation }
+            { "q" quotation }
+          
+            { "p(x)" "p applied to x" }
+            { "q(y)" "q applied to y" } } ;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+HELP: tri*
+
+  { $values { "x" object }
+            { "y" object }
+            { "z" object }
+            { "p" quotation }
+            { "q" quotation }
+            { "r" quotation }
+          
+            { "p(x)" "p applied to x" }
+            { "q(y)" "q applied to y" }
+            { "r(z)" "r applied to z" } } ;