Generate a sentence about this data: Indonesia LEADER_NAME Jusuf Kalla; Asam pedas COUNTRY Indonesia; Sumatra ETHNIC_GROUP Acehnese people; Asam pedas REGION Sumatra; Sumatra ETHNIC_GROUP Malays (ethnic group)
Jusuf Kalla is the leader of Indonesia where the Acehnese and Malays are ethnic groups. Asam pedas is a dish from Sumatra in Indonesia.