diff --git a/src/Data/Maybe/Local.hs b/src/Data/Maybe/Local.hs
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+{- This file is part of Vervis.
+ -
+ - Written in 2016 by fr33domlover <fr33domlover@riseup.net>.
+ -
+ - ♡ Copying is an act of love. Please copy, reuse and share.
+ -
+ - The author(s) have dedicated all copyright and related and neighboring
+ - rights to this software to the public domain worldwide. This software is
+ - distributed without any warranty.
+ -
+ - You should have received a copy of the CC0 Public Domain Dedication along
+ - with this software. If not, see
+ - <http://creativecommons.org/publicdomain/zero/1.0/>.
+ -}
+
+module Data.Maybe.Local
+    ( partitionMaybePairs
+    )
+where
+
+import Prelude
+
+partitionMaybePairs :: [(Maybe a, Maybe b)] -> ([a], [b], [(a, b)])
+partitionMaybePairs = foldr f ([], [], [])
+    where
+    f (Nothing, Nothing) ls           = ls
+    f (Just x,  Nothing) (xs, ys, ps) = (x : xs, ys, ps)
+    f (Nothing, Just y)  (xs, ys, ps) = (xs, y : ys, ps)
+    f (Just x,  Just y)  (xs, ys, ps) = (xs, ys, (x, y) : ps)