"Among the current lot, I feel Yuki is most promising. Of course there's Somdev Devvarman but injuries has brought him down a few spots. But he's still coming up," Sanguinetti, who is coaching 143rd ranked Go Soeda of Japan since 2010, said.
The Italian also urged the Indians to be more disciplined.
"At the end, it's consistency that counts. For that you have to work hard and be more disciplined," he said
Sanguinetti, who had beaten Roger Federer en route to capturing ATP title in 2002 durinh his prime, felt the former world No. 1 Swiss was still better than a lot of younger guys.
