Past Perfect Passive
Object + had + been + v3 + ( by someone or by something )
Object + had + not + been + v3 ( by someone or by something )
Had + object + been + v3 + ( by someone or by something )
Had + not ( hadn’t ) + object + been + v3 + ( by someone or by something )
Had + object + not + been + v3 + ( by someone or by something )
m
Information Questions
Question Word + Had + object + been + v3 + ( by someone or by something )
Question word + Had + not ( hadn’t ) + object + been + v3 + ( by someone or by something )
Question word + Had + object + not + been + v3 + ( by someone or by something )