diff --git a/sandbox.ld b/sandbox.ld
index 2b2c057..f2bcfd1 100644
--- a/sandbox.ld
+++ b/sandbox.ld
@@ -1,32 +1,4 @@
-fn unwrap {
-	((:some, value)) -> value
-	((:ok, value)) -> value
-}
 
-fn default (default_value) -> fn (maybe) -> match maybe with {
-	(:ok, value) -> value
-	(:err, _) -> default_value
-	nil -> default_value
-	value -> value
-}
-
-fn some (value) -> (:some, value)
-
-fn ok (value) -> (:ok, value)
-
-let foo = unwrap ((:ok, 42))
-
-print (:foo, foo)
-
-let bar = unwrap ((:some, 23))
-
-print (:bar, bar)
-
-let baz = do 69 > default (12) > print (:baz, _)
-
-let quux = do nil > default (12) > print (:quux, _)
-
-& unwrap ((:err, "message"))
 
 fn map {
 	(f) -> fn mapper (xs) -> map (f, xs)
@@ -74,6 +46,8 @@ fn filter {
 
 let greater_than_two = gt (_, 2)
 
+fn square (x) -> mult (x, x)
+
 let xs = [1, 2, 3]
 
-filter (greater_than_two ,xs)
+map (square, xs)