add references field

wiki_lingua.py

@@ -170,6 +170,7 @@ class WikiLingua(datasets.GeneratorBasedBuilder):
                     "target_language": datasets.Value("string"),
                     "source": datasets.Value("string"),
                     "target": datasets.Value("string"),
+                    "references": [datasets.Value("string")]
                 }
             ),
             supervised_keys=None,
@@ -263,4 +264,5 @@ class WikiLingua(datasets.GeneratorBasedBuilder):
                             "target_language": tgt_lang,
                             "source": src,
                             "target": tgt,
+                            "references": [tgt]
                         }