diff --git a/data/af/dev.txt b/data/af/valid.txt
similarity index 100%
rename from data/af/dev.txt
rename to data/af/valid.txt
diff --git a/data/ar/dev.txt b/data/ar/valid.txt
similarity index 100%
rename from data/ar/dev.txt
rename to data/ar/valid.txt
diff --git a/data/as/dev.txt b/data/as/valid.txt
similarity index 100%
rename from data/as/dev.txt
rename to data/as/valid.txt
diff --git a/data/az/dev.txt b/data/az/valid.txt
similarity index 100%
rename from data/az/dev.txt
rename to data/az/valid.txt
diff --git a/data/be/dev.txt b/data/be/valid.txt
similarity index 100%
rename from data/be/dev.txt
rename to data/be/valid.txt
diff --git a/data/bg/dev.txt b/data/bg/valid.txt
similarity index 100%
rename from data/bg/dev.txt
rename to data/bg/valid.txt
diff --git a/data/bn/dev.txt b/data/bn/valid.txt
similarity index 100%
rename from data/bn/dev.txt
rename to data/bn/valid.txt
diff --git a/data/bn_rom/dev.txt b/data/bn_rom/valid.txt
similarity index 100%
rename from data/bn_rom/dev.txt
rename to data/bn_rom/valid.txt
diff --git a/data/br/dev.txt b/data/br/valid.txt
similarity index 100%
rename from data/br/dev.txt
rename to data/br/valid.txt
diff --git a/data/bs/dev.txt b/data/bs/valid.txt
similarity index 100%
rename from data/bs/dev.txt
rename to data/bs/valid.txt
diff --git a/data/ca/dev.txt b/data/ca/valid.txt
similarity index 100%
rename from data/ca/dev.txt
rename to data/ca/valid.txt
diff --git a/data/cs/dev.txt b/data/cs/valid.txt
similarity index 100%
rename from data/cs/dev.txt
rename to data/cs/valid.txt
diff --git a/data/cy/dev.txt b/data/cy/valid.txt
similarity index 100%
rename from data/cy/dev.txt
rename to data/cy/valid.txt
diff --git a/data/da/dev.txt b/data/da/valid.txt
similarity index 100%
rename from data/da/dev.txt
rename to data/da/valid.txt
diff --git a/data/de/dev.txt b/data/de/valid.txt
similarity index 100%
rename from data/de/dev.txt
rename to data/de/valid.txt
diff --git a/data/el/dev.txt b/data/el/valid.txt
similarity index 100%
rename from data/el/dev.txt
rename to data/el/valid.txt
diff --git a/data/en/dev.txt b/data/en/valid.txt
similarity index 100%
rename from data/en/dev.txt
rename to data/en/valid.txt
diff --git a/data/eo/dev.txt b/data/eo/valid.txt
similarity index 100%
rename from data/eo/dev.txt
rename to data/eo/valid.txt
diff --git a/data/es/dev.txt b/data/es/valid.txt
similarity index 100%
rename from data/es/dev.txt
rename to data/es/valid.txt
diff --git a/data/et/dev.txt b/data/et/valid.txt
similarity index 100%
rename from data/et/dev.txt
rename to data/et/valid.txt
diff --git a/data/eu/dev.txt b/data/eu/valid.txt
similarity index 100%
rename from data/eu/dev.txt
rename to data/eu/valid.txt
diff --git a/data/fa/dev.txt b/data/fa/valid.txt
similarity index 100%
rename from data/fa/dev.txt
rename to data/fa/valid.txt
diff --git a/data/ff/dev.txt b/data/ff/valid.txt
similarity index 100%
rename from data/ff/dev.txt
rename to data/ff/valid.txt
diff --git a/data/fi/dev.txt b/data/fi/valid.txt
similarity index 100%
rename from data/fi/dev.txt
rename to data/fi/valid.txt
diff --git a/data/fr/dev.txt b/data/fr/valid.txt
similarity index 100%
rename from data/fr/dev.txt
rename to data/fr/valid.txt
diff --git a/data/fy/dev.txt b/data/fy/valid.txt
similarity index 100%
rename from data/fy/dev.txt
rename to data/fy/valid.txt
diff --git a/data/ga/dev.txt b/data/ga/valid.txt
similarity index 100%
rename from data/ga/dev.txt
rename to data/ga/valid.txt
diff --git a/data/gd/dev.txt b/data/gd/valid.txt
similarity index 100%
rename from data/gd/dev.txt
rename to data/gd/valid.txt
diff --git a/data/gl/dev.txt b/data/gl/valid.txt
similarity index 100%
rename from data/gl/dev.txt
rename to data/gl/valid.txt
diff --git a/data/gn/dev.txt b/data/gn/valid.txt
similarity index 100%
rename from data/gn/dev.txt
rename to data/gn/valid.txt
diff --git a/data/gu/dev.txt b/data/gu/valid.txt
similarity index 100%
rename from data/gu/dev.txt
rename to data/gu/valid.txt
diff --git a/data/ha/dev.txt b/data/ha/valid.txt
similarity index 100%
rename from data/ha/dev.txt
rename to data/ha/valid.txt
diff --git a/data/he/dev.txt b/data/he/valid.txt
similarity index 100%
rename from data/he/dev.txt
rename to data/he/valid.txt
diff --git a/data/hi/dev.txt b/data/hi/valid.txt
similarity index 100%
rename from data/hi/dev.txt
rename to data/hi/valid.txt
diff --git a/data/hi_rom/dev.txt b/data/hi_rom/valid.txt
similarity index 100%
rename from data/hi_rom/dev.txt
rename to data/hi_rom/valid.txt
diff --git a/data/hr/dev.txt b/data/hr/valid.txt
similarity index 100%
rename from data/hr/dev.txt
rename to data/hr/valid.txt
diff --git a/data/ht/dev.txt b/data/ht/valid.txt
similarity index 100%
rename from data/ht/dev.txt
rename to data/ht/valid.txt
diff --git a/data/hu/dev.txt b/data/hu/valid.txt
similarity index 100%
rename from data/hu/dev.txt
rename to data/hu/valid.txt
diff --git a/data/hy/dev.txt b/data/hy/valid.txt
similarity index 100%
rename from data/hy/dev.txt
rename to data/hy/valid.txt
diff --git a/data/id/dev.txt b/data/id/valid.txt
similarity index 100%
rename from data/id/dev.txt
rename to data/id/valid.txt
diff --git a/data/ig/dev.txt b/data/ig/valid.txt
similarity index 100%
rename from data/ig/dev.txt
rename to data/ig/valid.txt
diff --git a/data/is/dev.txt b/data/is/valid.txt
similarity index 100%
rename from data/is/dev.txt
rename to data/is/valid.txt
diff --git a/data/it/dev.txt b/data/it/valid.txt
similarity index 100%
rename from data/it/dev.txt
rename to data/it/valid.txt
diff --git a/data/ja/dev.txt b/data/ja/valid.txt
similarity index 100%
rename from data/ja/dev.txt
rename to data/ja/valid.txt
diff --git a/data/jv/dev.txt b/data/jv/valid.txt
similarity index 100%
rename from data/jv/dev.txt
rename to data/jv/valid.txt
diff --git a/data/ka/dev.txt b/data/ka/valid.txt
similarity index 100%
rename from data/ka/dev.txt
rename to data/ka/valid.txt
diff --git a/data/kk/dev.txt b/data/kk/valid.txt
similarity index 100%
rename from data/kk/dev.txt
rename to data/kk/valid.txt
diff --git a/data/km/dev.txt b/data/km/valid.txt
similarity index 100%
rename from data/km/dev.txt
rename to data/km/valid.txt
diff --git a/data/kn/dev.txt b/data/kn/valid.txt
similarity index 100%
rename from data/kn/dev.txt
rename to data/kn/valid.txt
diff --git a/data/ko/dev.txt b/data/ko/valid.txt
similarity index 100%
rename from data/ko/dev.txt
rename to data/ko/valid.txt
diff --git a/data/ku/dev.txt b/data/ku/valid.txt
similarity index 100%
rename from data/ku/dev.txt
rename to data/ku/valid.txt
diff --git a/data/ky/dev.txt b/data/ky/valid.txt
similarity index 100%
rename from data/ky/dev.txt
rename to data/ky/valid.txt
diff --git a/data/la/dev.txt b/data/la/valid.txt
similarity index 100%
rename from data/la/dev.txt
rename to data/la/valid.txt
diff --git a/data/lg/dev.txt b/data/lg/valid.txt
similarity index 100%
rename from data/lg/dev.txt
rename to data/lg/valid.txt
diff --git a/data/li/dev.txt b/data/li/valid.txt
similarity index 100%
rename from data/li/dev.txt
rename to data/li/valid.txt
diff --git a/data/ln/dev.txt b/data/ln/valid.txt
similarity index 100%
rename from data/ln/dev.txt
rename to data/ln/valid.txt
diff --git a/data/lo/dev.txt b/data/lo/valid.txt
similarity index 100%
rename from data/lo/dev.txt
rename to data/lo/valid.txt
diff --git a/data/lt/dev.txt b/data/lt/valid.txt
similarity index 100%
rename from data/lt/dev.txt
rename to data/lt/valid.txt
diff --git a/data/lv/dev.txt b/data/lv/valid.txt
similarity index 100%
rename from data/lv/dev.txt
rename to data/lv/valid.txt
diff --git a/data/mg/dev.txt b/data/mg/valid.txt
similarity index 100%
rename from data/mg/dev.txt
rename to data/mg/valid.txt
diff --git a/data/mk/dev.txt b/data/mk/valid.txt
similarity index 100%
rename from data/mk/dev.txt
rename to data/mk/valid.txt
diff --git a/data/ml/dev.txt b/data/ml/valid.txt
similarity index 100%
rename from data/ml/dev.txt
rename to data/ml/valid.txt
diff --git a/data/mn/dev.txt b/data/mn/valid.txt
similarity index 100%
rename from data/mn/dev.txt
rename to data/mn/valid.txt
diff --git a/data/mr/dev.txt b/data/mr/valid.txt
similarity index 100%
rename from data/mr/dev.txt
rename to data/mr/valid.txt
diff --git a/data/ms/dev.txt b/data/ms/valid.txt
similarity index 100%
rename from data/ms/dev.txt
rename to data/ms/valid.txt
diff --git a/data/my/dev.txt b/data/my/valid.txt
similarity index 100%
rename from data/my/dev.txt
rename to data/my/valid.txt
diff --git a/data/my_zaw/dev.txt b/data/my_zaw/valid.txt
similarity index 100%
rename from data/my_zaw/dev.txt
rename to data/my_zaw/valid.txt
diff --git a/data/ne/dev.txt b/data/ne/valid.txt
similarity index 100%
rename from data/ne/dev.txt
rename to data/ne/valid.txt
diff --git a/data/nl/dev.txt b/data/nl/valid.txt
similarity index 100%
rename from data/nl/dev.txt
rename to data/nl/valid.txt
diff --git a/data/no/dev.txt b/data/no/valid.txt
similarity index 100%
rename from data/no/dev.txt
rename to data/no/valid.txt
diff --git a/data/ns/dev.txt b/data/ns/valid.txt
similarity index 100%
rename from data/ns/dev.txt
rename to data/ns/valid.txt
diff --git a/data/om/dev.txt b/data/om/valid.txt
similarity index 100%
rename from data/om/dev.txt
rename to data/om/valid.txt
diff --git a/data/or/dev.txt b/data/or/valid.txt
similarity index 100%
rename from data/or/dev.txt
rename to data/or/valid.txt
diff --git a/data/pa/dev.txt b/data/pa/valid.txt
similarity index 100%
rename from data/pa/dev.txt
rename to data/pa/valid.txt
diff --git a/data/pl/dev.txt b/data/pl/valid.txt
similarity index 100%
rename from data/pl/dev.txt
rename to data/pl/valid.txt
diff --git a/data/ps/dev.txt b/data/ps/valid.txt
similarity index 100%
rename from data/ps/dev.txt
rename to data/ps/valid.txt
diff --git a/data/pt/dev.txt b/data/pt/valid.txt
similarity index 100%
rename from data/pt/dev.txt
rename to data/pt/valid.txt
diff --git a/data/qu/dev.txt b/data/qu/valid.txt
similarity index 100%
rename from data/qu/dev.txt
rename to data/qu/valid.txt
diff --git a/data/rm/dev.txt b/data/rm/valid.txt
similarity index 100%
rename from data/rm/dev.txt
rename to data/rm/valid.txt
diff --git a/data/ro/dev.txt b/data/ro/valid.txt
similarity index 100%
rename from data/ro/dev.txt
rename to data/ro/valid.txt
diff --git a/data/ru/dev.txt b/data/ru/valid.txt
similarity index 100%
rename from data/ru/dev.txt
rename to data/ru/valid.txt
diff --git a/data/sa/dev.txt b/data/sa/valid.txt
similarity index 100%
rename from data/sa/dev.txt
rename to data/sa/valid.txt
diff --git a/data/sc/dev.txt b/data/sc/valid.txt
similarity index 100%
rename from data/sc/dev.txt
rename to data/sc/valid.txt
diff --git a/data/sd/dev.txt b/data/sd/valid.txt
similarity index 100%
rename from data/sd/dev.txt
rename to data/sd/valid.txt
diff --git a/data/si/dev.txt b/data/si/valid.txt
similarity index 100%
rename from data/si/dev.txt
rename to data/si/valid.txt
diff --git a/data/sk/dev.txt b/data/sk/valid.txt
similarity index 100%
rename from data/sk/dev.txt
rename to data/sk/valid.txt
diff --git a/data/sl/dev.txt b/data/sl/valid.txt
similarity index 100%
rename from data/sl/dev.txt
rename to data/sl/valid.txt
diff --git a/data/so/dev.txt b/data/so/valid.txt
similarity index 100%
rename from data/so/dev.txt
rename to data/so/valid.txt
diff --git a/data/sq/dev.txt b/data/sq/valid.txt
similarity index 100%
rename from data/sq/dev.txt
rename to data/sq/valid.txt
diff --git a/data/sr/dev.txt b/data/sr/valid.txt
similarity index 100%
rename from data/sr/dev.txt
rename to data/sr/valid.txt
diff --git a/data/ss/dev.txt b/data/ss/valid.txt
similarity index 100%
rename from data/ss/dev.txt
rename to data/ss/valid.txt
diff --git a/data/su/dev.txt b/data/su/valid.txt
similarity index 100%
rename from data/su/dev.txt
rename to data/su/valid.txt
diff --git a/data/sv/dev.txt b/data/sv/valid.txt
similarity index 100%
rename from data/sv/dev.txt
rename to data/sv/valid.txt
diff --git a/data/sw/dev.txt b/data/sw/valid.txt
similarity index 100%
rename from data/sw/dev.txt
rename to data/sw/valid.txt
diff --git a/data/ta/dev.txt b/data/ta/valid.txt
similarity index 100%
rename from data/ta/dev.txt
rename to data/ta/valid.txt
diff --git a/data/ta_rom/dev.txt b/data/ta_rom/valid.txt
similarity index 100%
rename from data/ta_rom/dev.txt
rename to data/ta_rom/valid.txt
diff --git a/data/te/dev.txt b/data/te/valid.txt
similarity index 100%
rename from data/te/dev.txt
rename to data/te/valid.txt
diff --git a/data/te_rom/dev.txt b/data/te_rom/valid.txt
similarity index 100%
rename from data/te_rom/dev.txt
rename to data/te_rom/valid.txt
diff --git a/data/th/dev.txt b/data/th/valid.txt
similarity index 100%
rename from data/th/dev.txt
rename to data/th/valid.txt
diff --git a/data/tl/dev.txt b/data/tl/valid.txt
similarity index 100%
rename from data/tl/dev.txt
rename to data/tl/valid.txt
diff --git a/data/tn/dev.txt b/data/tn/valid.txt
similarity index 100%
rename from data/tn/dev.txt
rename to data/tn/valid.txt
diff --git a/data/tr/dev.txt b/data/tr/valid.txt
similarity index 100%
rename from data/tr/dev.txt
rename to data/tr/valid.txt
diff --git a/data/ug/dev.txt b/data/ug/valid.txt
similarity index 100%
rename from data/ug/dev.txt
rename to data/ug/valid.txt
diff --git a/data/uk/dev.txt b/data/uk/valid.txt
similarity index 100%
rename from data/uk/dev.txt
rename to data/uk/valid.txt
diff --git a/data/ur/dev.txt b/data/ur/valid.txt
similarity index 100%
rename from data/ur/dev.txt
rename to data/ur/valid.txt
diff --git a/data/ur_rom/dev.txt b/data/ur_rom/valid.txt
similarity index 100%
rename from data/ur_rom/dev.txt
rename to data/ur_rom/valid.txt
diff --git a/data/uz/dev.txt b/data/uz/valid.txt
similarity index 100%
rename from data/uz/dev.txt
rename to data/uz/valid.txt
diff --git a/data/vi/dev.txt b/data/vi/valid.txt
similarity index 100%
rename from data/vi/dev.txt
rename to data/vi/valid.txt
diff --git a/data/wo/dev.txt b/data/wo/valid.txt
similarity index 100%
rename from data/wo/dev.txt
rename to data/wo/valid.txt
diff --git a/data/xh/dev.txt b/data/xh/valid.txt
similarity index 100%
rename from data/xh/dev.txt
rename to data/xh/valid.txt
diff --git a/data/yi/dev.txt b/data/yi/valid.txt
similarity index 100%
rename from data/yi/dev.txt
rename to data/yi/valid.txt
diff --git a/data/yo/dev.txt b/data/yo/valid.txt
similarity index 100%
rename from data/yo/dev.txt
rename to data/yo/valid.txt
diff --git a/data/zh-Hans/dev.txt b/data/zh-Hans/valid.txt
similarity index 100%
rename from data/zh-Hans/dev.txt
rename to data/zh-Hans/valid.txt
diff --git a/data/zh-Hant/dev.txt b/data/zh-Hant/valid.txt
similarity index 100%
rename from data/zh-Hant/dev.txt
rename to data/zh-Hant/valid.txt
diff --git a/data/zu/dev.txt b/data/zu/valid.txt
similarity index 100%
rename from data/zu/dev.txt
rename to data/zu/valid.txt