def create_vertices():
v1 = Vertex([12, 23], '')
v1.words = 'Mike Pence'
v1.set_range((10, 11))
# v1.ori_val = copy.deepcopy(v1.val)
v1.r_map = list(range(10, 12))
v2 = Vertex([18, 50, 79, 28], '')
v2.words = 'First Lady Melane Trump'
v2.set_range((18, 21))
# v2.ori_val = copy.deepcopy(v2.val)
v2.r_map = list(range(18, 22))
v3 = Vertex([1, 2, 3, 4], '')
v3.words = 'He bought her flowers'
v3.set_range((50, 53))
# v3.ori_val = copy.deepcopy(v3.val)
v3.r_map = list(range(50, 54))
v4 = Vertex([101, 95, 81, 27, 58, 66, 71], '')
v4.words = 'but this was seen by donald trump'
v4.set_range((201, 207))
# v4.ori_val = copy.deepcopy(v3.val)
v4.r_map = list(range(201, 208))
return v1, v2, v3, v4
