(command.CommandList
  children: [
    (command.ShAssignment
      left: <Id.Lit_VarLike 'cmd='>
      pairs: [
        (AssignPair
          left: <Id.Lit_VarLike 'cmd='>
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'cmd='> name:cmd)
          op: assign_op.Equal
          rhs: {(DQ <'qemu-system-i386 -m 128M -cdrom minimal_linux_live.iso -boot d -vga std'>)}
        )
      ]
      redirects: []
    )
    (command.If
      if_kw: <Id.KW_If if>
      arms: [
        (IfArm
          keyword: <Id.KW_If if>
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (command.Simple
                      blame_tok: <Id.Lit_LBracket '['>
                      more_env: []
                      words: [
                        {<Id.Lit_LBracket '['>}
                        {(DQ ($ Id.VSub_Number 1))}
                        {<Id.Lit_Equals '='>}
                        {(DQ <-hdd>)}
                        {<-o>}
                        {(DQ ($ Id.VSub_Number 1))}
                        {<Id.Lit_Equals '='>}
                        {(DQ <-h>)}
                        {<Id.Lit_RBracket ']'>}
                      ]
                      redirects: []
                      do_fork: T
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          then_kw: <Id.KW_Then then>
          action: [
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'Starting QEMU with attached ISO image and hard disk.'>)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <Id.VSub_DollarName '$cmd'>
              more_env: []
              words: [{($ Id.VSub_DollarName cmd)} {<-hda>} {<hdd.img>}]
              redirects: []
              do_fork: T
            )
          ]
          spids: [38 68]
        )
      ]
      else_kw: <Id.KW_Else else>
      else_action: [
        (command.Simple
          blame_tok: <echo>
          more_env: []
          words: [{<echo>} {(DQ <'Starting QEMU with attached ISO image.'>)}]
          redirects: []
          do_fork: T
        )
        (command.Simple
          blame_tok: <Id.VSub_DollarName '$cmd'>
          more_env: []
          words: [{($ Id.VSub_DollarName cmd)}]
          redirects: []
          do_fork: T
        )
      ]
      fi_kw: <Id.KW_Fi fi>
      redirects: []
    )
  ]
)