+RewriteRule ^notes/([0-9]{4})/?$ /index.php?year=$1 [L]
+RewriteRule ^notes/([0-9]{4})/([0-9]{2})/?$ /index.php?year=$1&month=$2 [L]
+RewriteRule ^notes/([0-9]{4})/([0-9]{2})/([0-9]{2})/?$ /index.php?year=$1&month=$2&day=$3 [L]
+
+## This needs to be last as to avoid catching /notes/ etc.