It is written in the key of G major.

They are also both in the key of G major.

The song is in the key of G major.

The song is written in a key of G major.

Let's examine the key of G major as an example.

The key changes to g major, and the time from 12/8 to 6/8.

It is generally played in the key of G major.

The song is played in the key of G major at 80 bpm.

The finale is in the work's main key of G major.

The orchestral version is written in the key of G major.