--[[ Test of Literal Collection DSL (Rules22)
     Lair Configuration DSL Case Study
     H. Conrad Cunningham, Professor
     Computer and Information Science
     University of Mississippi

See the comments in the Semantic Model Module. 

Developed for CSci 658, Software Language Engineering, Fall 2013

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2013-10-15: Adapted from from rules22.rb

--]]

{ items = { 
    { id = S.secure_air_vent },
    { id = S.acid_bath, 
      uses = {
         { S.acid, { type = S.hcl, grade = 5 } },
         { S.electricity, 12 } } },
    { id = S.camera,
      uses = { S.electricity, 1 } },
    { id = S.small_power_plant,
      provides =  { S.electricity, 11},
      depends_on = S.secure_air_vent }
  } 
}