A more thorough explanation:

Tenor is a word that can have different meanings depending on the context. Here are three possible definitions:

1. An exact copy of an instrument.
2. The exact words of a legal document, especially as cited in a pleading.
3. The meaning of a legal document.

When a musician needs a backup instrument that sounds exactly like their main one, they might ask for a tenor. For example, a saxophonist might have a tenor saxophone as a backup in case their primary one breaks or malfunctions.

In a court case, lawyers might refer to the tenor of a legal document to argue their case. For instance, if a contract has a specific clause that is being disputed, the lawyers might cite the tenor of that clause to support their argument.

When interpreting a legal document, it's important to understand its tenor. This means looking at the document as a whole and understanding its overall meaning and intent. For example, if a law is being challenged in court, the judges might consider the tenor of the law to determine its constitutionality.

The three examples illustrate the different meanings of the word "tenor." In the first example, tenor refers to an exact copy of an instrument, which is a common usage in the music industry. In the second example, tenor refers to the exact words of a legal document, which is a common usage in the legal field. In the third example, tenor refers to the overall meaning of a legal document, which is also a common usage in the legal field. Understanding the tenor of a document is important for interpreting its meaning and intent.