Around noon, Agus Susanto pulled three bundles of elephant grass from the storage warehouse. He then put two stacks of the hay, each containing blades of grass almost as tall himself, into a 8,000-square-meter enclosure holding four Javanese bulls (Bos javanicus javanicus). The bulls, named Doni, Tina, Tekad and Patih, immediately rushed to their lunch.

The remaining stack was put into another, smaller adjacent enclosure measuring 2,500 square