We are afraid that we cannot make model of case study 1 public, because the original version has been created by another researcher
doors_0, doors_1, doors_2, doors_3, doors_4: original machines
doors_merged: merged machines (by SliceAndMerge)
doors_reusable: reusable part of original machines (sliced with SliceAndMerge)
server_0, server_1, server_2: new machines based on doors_reusable