$\text{1 . I went to see a doctor who had helped my father}$
$\text{2 . The woman who wanted my advice wrote to me}$
$\text{3 . Mary was wearing the red dress which was made in France}$
$\text{4 . We stayed at Sofitel hotel which Mark recommended to us}$
$\text{5 . John is one of my closet friends who I have known for three years}$
$\text{6 . New York is one of the largest cities in the USA where my sister is living}$
$\text{7 . Ann talked to the man who won a lot of money}$
$\text{8 . The couple whose divorce was in the newspaper has got a married again}$
$\text{9 . He is the architect who designed the new city library}$
$\text{10 . Jerry sent me the letter which was very funny}$