<prompt> Translate the following text to SwahiliIts collections are principally of the Venetian school, notably Mantegnas Holy Family, a Giovanni Bellini Madonna, and Lorenzo Lottos Portrait of a Man, attributed by some to Titian.  <response>: Makusanyo yake ni hasa ya shule ya Venetian, hasa Familia Takatifu ya Mantegna, Madonna ya Giovanni Bellini, na Picha ya Mwanamume ya Lorenzo Lotto, inayosababishwa na baadhi ya Titian. 