graph [
    grid 20
    grid_displacement (14,-59)
    scale 1.0
    trace 
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    data0.NAME Sufficient Tokens
    data0.LATEX T
    data0.SYMBOL T
    data0.CONTROLLABLE 1
    data0.OBSERVABLE 0
    data0.MACHINE_CODE 8
    data0.DESCRIPTION A token was accepted bringing the current credit total to at least the cost of one pop.
    data1.NAME Pop @ Sufficient Tokens
    data1.LATEX P+
    data1.SYMBOL P+
    data1.CONTROLLABLE 0
    data1.OBSERVABLE 0
    data1.MACHINE_CODE 10
    data1.DESCRIPTION A pop was dispenced by the machine and the credit total was adjusted and is currently at least the cost of one pop.
    data2.NAME Refill Machine
    data2.LATEX R
    data2.SYMBOL R
    data2.CONTROLLABLE 1
    data2.OBSERVABLE 1
    data2.MACHINE_CODE 7
    data2.DESCRIPTION The pop machine was refilled by the technician.
    data3.NAME Lost Pop
    data3.LATEX L
    data3.SYMBOL L
    data3.CONTROLLABLE 0
    data3.OBSERVABLE 0
    data3.MACHINE_CODE 11
    data3.DESCRIPTION A pop was dispenced even though the credit total was less than the cost of one pop.
    data4.NAME Pop
    data4.LATEX P
    data4.SYMBOL P
    data4.CONTROLLABLE 0
    data4.OBSERVABLE 0
    data4.MACHINE_CODE 9
    data4.DESCRIPTION A pop was dispenced and the credit total was adjusted and is currently less than the cost of one pop.
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        c credits \textless\ 3\\&#13pops = 3
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        c credits \textless\ 3\\&#13pops = 0
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