What is the fine-grained topic of the following text: Investigating into the Lumad killings in the Philippines, the Aquino government declined to invite UN Special Rapporteurs on Extrajudicial, summary or arbitrary executions, on the Rights of the Indigenous People’s, on Situation of Human Rights Defenders, and on the Promotion of the Human Rights of Internally Displaced Persons. Only return the topic.
The Aquino government's refusal to invite UN Special Rapporteurs for investigation of Lumad killings in the Philippines.