左側 ひだりがわ通行 つうこうじゃありませんでした
hidarigawa tsūkōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 左側通行

1. Was not passing on the left.; Was not driving on the left.; Was not traveling on the left.

Past/Perfective
Negative
Polite
Terminal Form