parameter[geometry] = Open            
no_digested
parameter[p0c]                    = 7e6
parameter[particle]               = Electron

beginning[beta_a]   = 10
beginning[beta_b]   = 32

q: quadrupole, l = 1
aline: line[multipass] = (q, q)
l0: line = (aline, aline)
l1: line = (q, q)

m: marker, superimpose, ref = l1>>q##2

l1[geometry] = open
l1[beta_a] = 1
l1[beta_b] = 1

use, l0, l1

expand_lattice

l0>>q##1[tilt] = 101
l0>>q##1[b3] = 201

l0>>q##2[tilt] = 102
l0>>q##2[b3_elec] = 302

l1>>q##1[tilt] = 111
l1>>q##1[a3] = 411

l1>>q##2[tilt] = 112
l1>>q##2[a3_elec] = 512