&FORCE_EVAL
  METHOD Quickstep
  &DFT
    &QS
      METHOD PNNL
      &SE
        INTEGRAL_SCREENING  SLATER
        PERIODIC EWALD
      &END
    &END QS
    &SCF
      EPS_SCF 1.0E-8
      MAX_SCF 20
       &OT T
         PRECONDITIONER FULL_ALL
         MINIMIZER CG   
         LINESEARCH 3PNT
       &END OT
       &OUTER_SCF T
         EPS_SCF 1.0E-8
         MAX_SCF 20
       &END OUTER_SCF
      SCF_GUESS ATOMIC
    &END SCF
    &POISSON
      &EWALD
        EWALD_TYPE EWALD
        ALPHA  0.5
        GMAX 41 41 41
        &MULTIPOLES
           MAX_MULTIPOLE_EXPANSION QUADRUPOLE
        &END
      &END EWALD
    &END POISSON
  &END DFT
  &SUBSYS
    &CELL
         ABC     20.    20.    20.
    &END CELL
    &COORD
  O         2.5484684372        0.0951686445        1.3760152337
  H         2.5185519068        0.1469943764        0.4327712422
  H         2.0984743607        0.8745672024        1.6669476451
    &END COORD
  &END SUBSYS
&END FORCE_EVAL
&GLOBAL
  PROJECT h2o_gks_e
  RUN_TYPE ENERGY
  PRINT_LEVEL LOW
&END GLOBAL
