<heading>

                                              .---------------------------.
                                             /                            |
>--- Heading - nl --+-- TYpe - NAme --.  .--*--- PBore --- integer -------|
                    |                 |  |  |                             |
                    ‘-- NAme - TYpe --+--’  |--- PConn --- integer -------|
                                            |                             |
                                            |--- SType -------------------|
                                            |                             |
                                            |--- ANGle -------------------|
                                            |                             |
                                            |--- RADius ------------------|
                                            |                             |
                                            |--- TEMperature -------------|
                                            |                             |
                                            |--- PRessure ----------------|
                                            |                             |
                                            |--- RATing ------------------|
                                            |                             |
                                            |--- SHOP --------------------|
                                            |                             |
                                            |--- CATref ------------------|
                                            |                             |
                                            |--- DETail ------------------|
                                            |                             |
                                            |--- MATXt -------------------|
                                            |                             |
                                            |--- CMPref ------------------|
                                            |                             |
                                            |--- BLTref ------------------|
                                            |                             |
                                            |--- DEPth -------------------|
                                            |                             |
                                            |--- WIDth -------------------|
                                            |                             |
                                            |--- CTYStart ----------------|
                                            |                             |
                                            |--- CTYEnd ------------------|
                                            |                             |
                                            |--- CTYAttached -------------|
                                            |                             |
                                            |--- CTYOwning ---------------|
                                            |                             |
                                            |--- FIXty -------------------|
                                            |                             |
                                            |--- GRADe -------------------|
                                            |                             |
                                            |--- FIREsistance ------------|
                                            |                             |
                                            |--- ITHIckness --------------|
                                            |                             |
                                            |--- AREA --------------------|
                                            |                             |
                                            |--- WEIGht ------------------|
                                            |                             |
                                            |--- DIMEnsion ---.           |
                                            |                 |           |
                                            |--- CTYPE -------|           |
                                            |                 |           |
                                            |--- INERtia -----|           |
                                            |                 |           |
                                            |--- THICkness ---|           |
                                            |                 |           |
                                            |--- word --------+-- value --|
                                            |                 |           |
                                            ‘---->            ‘-----------’