no_digested
parameter[e_tot] = 1e6
parameter[geometry] = open
beginning[beta_a] = 10
beginning[beta_b] = 10
particle_start[y] = 1e-3

s1: sextupole, k2 = 1, l = 2, b1 = 0.01
s2: sextupole, k2 = 2, l = 2, b1 = 0.02, superimpose, offset = 2

d: drift, l = 4
q: quad, l = 1, k1 = 1e-2
ll: line = (s1, d)
superimpose, element = q, ref = d, offset = 2, ref_origin = beginning, ele_origin = end

q2: quad, l = 1

d1: drift, l = 1
d2: drift, l = 1
d3: drift, l = 1
b0: line = (d1, q2, d2)
b1: line = (-b0)
b1[geometry] = open
b2: line = (--b0)
b2[geometry] = open
b3: line = (d3)
b3[geometry] = open

ss: sextupole, l = 0.2, superimpose, ref = q2, offset = 0.3, ref_origin = end, ele_origin = beginning

q1: quadrupole, l = 1, superimpose, ref = d3, wrap_superimpose = F, offset = -0.5
q3: quadrupole, l = 1, superimpose, ref = d3, wrap_superimpose = F, offset = 0.7

use, ll, b1, b2, b3, lt

dd: drift, l = 3
lt: line = (dd)
lt[geometry] = open

m1: marker, superimpose, offset = 1, ref = lt>>beginning
m2: marker, superimpose, offset = 1, ref = lt>>beginning
m3: marker, superimpose, ref = m2, ref_origin = end

p1: marker, superimpose, offset = 2, ref = lt>>beginning
p2: marker, superimpose, ref = p1, ref_origin = beginning
p3: marker, superimpose, ref = p1, ref_origin = end