diff --git a/lib/doc/apply-fp-mapping/description.js b/lib/doc/apply-fp-mapping/description.js
new file mode 100644
index 000000000..f6b4f1bdd
--- /dev/null
+++ b/lib/doc/apply-fp-mapping/description.js
@@ -0,0 +1,39 @@
+var _ = require('lodash'),
+ j = require('jscodeshift'),
+ Entry = require('docdown/lib/entry'),
+ common = require('./common');
+
+var baseGetDesc = Entry.prototype.getDesc;
+
+var lineBreaksRegex = /
\n?$/g;
+
+/**
+ * Return the `description` of the entry, only without the possible note about mutation.
+ *
+ * @returns {Function} Updated description.
+ */
+function getReorderedExample() {
+ var lines = baseGetDesc.call(this).split('\n');
+
+ var indexOfLine = _.findIndex(lines, function(line) {
+ return _.includes(line, 'mutate');
+ });
+
+ if (indexOfLine === -1) {
+ return lines.join('\n');
+ }
+
+ var linesToDelete = 1;
+ while (indexOfLine + linesToDelete < lines.length &&
+ !lines[indexOfLine + linesToDelete].startsWith('