Tibetan boys dressed in traditional attire take part during a function organised by the Tibetan Refugee Community in Nepal,commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. Nepal ceased issuing refugee papers to Tibetans in 1989 and recognizes Tibet to be a part of China. (Photo by Navesh Chitrakar/Reuters)

Tibetan monks carry a portrait of exiled Tibetan spiritual leader, the Dalai Lama, during a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl in traditional attire takes part in a function organised by the Tibetan Refugee Community in Nepal commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

Tibetan monks stand in front of a wall mural depicting the Tibetan flag during an event organised by the Tibetan Refugee Community in Nepal commemorating the 25th Anniversary of the Nobel Peace Prize conferment to their exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

Smoke rise from the burning incense as Tibetan nuns take part in an event organised by the Tibetan Refugee Community in Nepal commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl gets help from her mother as she gets dressed for an event organised by the Tibetan Refugee Community in Nepal commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan nun holds prayer beads during a function organised by the Tibetan Refugee Community in Nepal commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan woman looks out a window as men speak with each other during a function organised by the Tibetan Refugee Community in Nepal,commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan boy gets help from his mother as he gets dressed for a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl is gets makeup done for a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A police officer looks through the wall as Tibetans take part in a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl in traditional attire takes part during a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl (C) in traditional attire takes part in a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan girl in traditional attire takes part during a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

Tibetan monks take part in a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

A Tibetan woman in traditional attire takes part during a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)

Smoke rise from a traditional incense box used while offering prayers during a function organised by the Tibetan Refugee Community in Nepal, commemorating the 25th Anniversary of the Nobel Peace Prize conferment to exiled Tibetan spiritual leader Dalai Lama and the 66th International Human Rights Day in Kathmandu December 10, 2014. (Photo by Navesh Chitrakar/Reuters)