quantum-espresso/test-suite/not_epw_comp/ph-ref.in

---
 &inputph
  tr2_ph=1.0d-14,
  prefix='si',
  outdir='./',
  fildyn='si.dyn',
  fildvscf='dvscf'
  electron_phonon='simple',
 /
0.5 0.5 0.5