diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f7359c1
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,13 @@
+.PHONY: run pdf ghci
+
+INPUT = sketch.md.lhs
+
+pdf: $(INPUT)
+	pandoc -f markdown+lhs+smart+emoji -o documentation.pdf $(INPUT)
+
+
+run: $(INPUT)
+	runhaskell $(INPUT)
+
+ghci: $(INPUT)
+	ghci $(INPUT)
diff --git a/sketch.pdf b/documentation.pdf
similarity index 99%
rename from sketch.pdf
rename to documentation.pdf
index 4262a4a..ffba2e3 100644
Binary files a/sketch.pdf and b/documentation.pdf differ
diff --git a/sketch.md b/sketch.md.lhs
similarity index 100%
rename from sketch.md
rename to sketch.md.lhs