Yan Piter Surumaja was arrested on 30 August 2019. He was accused of carrying an axe and a slingshot in his bag and threw rocks at two stores, a hotel, and an ATM. Prosecutors sought eight months imprisonment for him. He was found guilty of violating Article 2 section (1) on the possession of sharp weapons of the Emergency Law Number 12 Year 1951 and Article 170 paragraph (1) of the Criminal Code on collective violence against persons or objects. He was sentenced to six months in jail on 21 February 2020.