ものではありません

is not; should not

→ 物
phrase Rare #27,440
is not; should not With adjectives or nouns, it means “is not”; after a verb, it can express that something should not be done, often as a general rule or admonition. This form is polite and formal.
JA: 人の話をさえぎるものではありません。
EN: You shouldn’t interrupt people.

英語は難しいものではありません。

English isn't difficult.

この問題は、君が解けないほど難しいものではありません。

This problem isn't so difficult that you can't solve it.