[
  {
    'rule:data/features.tab:0' => {
      'recipe' => [
        'perl prog3.pl $< > $@'
      ],
      'recipe_raw' => [
        'perl prog3.pl $< > $@'
      ]
    },
    'rule:model:0' => {
      'recipe' => [
        'perl prog1.pl $<'
      ],
      'recipe_raw' => [
        'perl prog1.pl $<'
      ]
    },
    'target:data/features.tab' => undef,
    'target:model' => undef,
    'target:otherfile' => undef
  },
  {
    'rule:data/features.tab:0' => {
      'target:otherfile' => {}
    },
    'rule:model:0' => {
      'target:data/features.tab' => {}
    },
    'target:data/features.tab' => {
      'rule:data/features.tab:0' => {}
    },
    'target:model' => {
      'rule:model:0' => {}
    }
  }
]