Certainly false.

Google consistently refers to features of Android that are only in GMS, therefore Android must include GMS. AOSP is just a component of Android.

Tell Google.

Perhaps you know more about Android than them

https://source.android.com/source/index.html

Or perhaps you're just spreading wrong things

Perhaps you should tell them since you are so attached to this definition. That isn't the definition they used at Google I/O so it would seem that you are out of date.