In your room, accuracy in vocals and piano would require the speakers you list to have their woofers 80" off the back wall.
With your placement limitations, suggest you consider a small stand mounted 2-way like the WB Arc and a powered sub to fill in the bass from 60 hz down.
With your placement limitations, suggest you consider a small stand mounted 2-way like the WB Arc and a powered sub to fill in the bass from 60 hz down.