Царь пригласил итальянских архитекторов строить соборы.
Did the Tsar invite Italian architects to construct the cathedrals?
Who invited Italian architects to construct the cathedrals?
Who did the Tsar invite to construct the cathedrals?
The Tsar invited Italian architects to construct the cathedrals, didn't he?
Did the Tsar invite Italian or Russian architects to construct the cathedrals?