“Mapping grammar” is inapplicable in many language pairs. Especially English which is so simple. How will you map t-v distinction in romance and Slavic languag

“Mapping grammar” is inapplicable in many language pairs. Especially English which is so simple. How will you map t-v distinction in romance and Slavic languages to English? Or Russian and German cases? Or French’s plus-que-parfait? Or English’s question order to Russian’s flexibility in word order? This is without even getting into the more removed languages…