最長 さいちょう不倒 ふとう距離 きょりじゃありません
saichō futō kyorijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 最長不倒距離

1. It is not the longest distance one can go without falling.; It's not the furthest distance possible without collapsing.

Negative
Polite
Terminal Form