This document represents information about Word Processors in the FL notation. For now, the source is Wikipedia's page titled "Comparison of word processors".
user is;  //"is" is the default author of the relations below
isUnprefixedIdentsAllowed:= true; 
default creator: pm wn; //"pm" is the creator for the unprefixed relation names below
is#software_company  subtype of: #company,
 subtype: is#Software602_Company   is#SourceGear_Corporation
          is#Ability_Software  is#Apple_Computer  is#Applixware
          is#Ashampoo  is#Rising_Sun_Solutions_Inc  is#E-Press_Corp
          is#Evermore_Software is#The_Andrew_Consortium  is#Adobe 
          is#Gobe_Software  is#GNU_Project  is#James_Clark  is#Haansoft 
          is#KDE  is#IBM's_Lotus_Software  is#The_LyX_Project  is#RedleX
          is#Microsoft  is#Nisus_Software  is#Nota_Bene_Inc  is#SoftMaker
          is#Sun_Microsystems  is#Apple_Computer  is#R.O.M._Logicware  
          is#PolySoft_Solutions  is#Richard_Salsbury  is#Mark_de_Does
          is#MicroVision_Development_Inc  is#Byron_Software  is#Corel;
is#word_processor_task  subtype of: #task,
  subtype: is#grammar_check   is#graphic_editing  is#mail_merging  is#spell_check
           is#OpenDocument_handling;
#operating_system
 subtype:  {is#Unix_style_OS  is#Microsoft_Windows}
           is#BeOS/YellowTAB_ZETA  is#MorphOS  is#OpenVMS  is#ReactOS  is#SkyOS;
  is#Unix_style_OS
   subtype: #UNIX is#Mac_OS_X; 
    #UNIX  subtype: {(is#BSD_Unix__Berkeley_Software_Distribution is#non_BSD_Unix)};
     is#non_BSD_Unix  subtype: is#Linux  is#traditional_Unix;
  is#BeOS/YellowTAB_ZETA  subtype: is#BeOS  is#YellowTAB_ZETA;
#word_processor
 subtype: is#602PC_Suite  is#AbiWord  is#Ability_Write  is#Apple_Works
          is#Applix_Word  is#Ashampoo_Office  is#Atlantis_Word_Processor  is#EasyWord
          is#Evermore_Integrated_Office  is#EZ_Word  is#FrameMaker  is#GoBeProducive 
          is#GNU_TeXmacs  is#Groff  is#Han/Gul  is#KWord  is#Lotus_Word_Pro  is#LyX
          is#Mellel  is#Microsoft_Word  is#Microsoft_Works  is#Nisus_Writer
          is#Nota_Bene  is#OpenOffice.org_Writer  is#Pages  is#Papyrus  is#PolyEdit 
          is#RoughDraft  is#StarOffice  is#Ted  is#TextEdit  is#Text_Maker  
          is#WordExpress  is#WordFile4ME  is#WordPad  is#WordPerfect;
[any #word_processor (^$(no inheritance)$^),
  may have for pm#creator: a is#software_company (^$(explore)$^),
  may have for pm#version_id: a pm#string,
  may have for pm#first_release: a pm#time_measure,
  may have for #price: several #monetary_unit (^$(explore)$^),
  may have for #license: a is#software_license (^$(explore)$^),
  may be support of: a is#word_processor_task (^$(explore)$^),
  may have for support: a #operating_system (^$(explore)$^),
  may have for pm#url: a pm#URL
];
[any is#602PC_Suite, creator: is#Software602_Company, pm#latest_stable_version: "4.2", #price: 39.95 USD, is#software_license: a is#shareware_license]; [any is#AbiWord, creator: is#SourceGear_Corporation, pm#latest_stable_version: "2.4.5", pm#first_release: 19/05/1999, #price: 0 USD, is#software_license: a is#GNU_general_public_license]; [any is#Ability_Write, creator: is#Ability_Software, pm#latest_stable_version: "4", pm#first_release: 1985, #price: 29.99 USD]; [any is#Apple_Works, creator: is#Apple_Computer, pm#latest_stable_version: "6.2.9", pm#first_release: 1984, #price: 79.00 USD, is#software_license: a is#proprietary_software_license]; [any is#Applix_Word, creator: is#Applixware, pm#latest_stable_version: "6.0", pm#first_release: 1992, is#software_license: a is#proprietary_software_license]; [any is#Ashampoo_Office, creator: is#Ashampoo, //pm#latest_stable_version: is#???_(Office_2005), #price: 69.99 USD, is#software_license: a is#proprietary_software_license]; [any is#Atlantis_Word_Processor, creator: is#Rising_Sun_Solutions_Inc, pm#latest_stable_version: "1.6.1.3", #price: 35.00 USD, is#software_license: a is#shareware_license]; [any is#EasyWord, creator: is#E-Press_Corp, //pm#latest_stable_version: ???_(2001), #price: 0 USD, is#software_license: a is#freeware_license]; [any is#Evermore_Integrated_Office, creator: is#Evermore_Software, //pm#latest_stable_version: ???(2004), pm#first_release: 10/2002, #price: 149.00 USD, is#software_license: a is#proprietary_software_license]; [any is#EZ_Word, creator: is#The_Andrew_Consortium, pm#first_release: "1985", #price: 0 USD, is#software_license: a is#BSD_license]; [any is#FrameMaker, creator: is#Adobe, pm#latest_stable_version: "7.2", pm#first_release: 1986, #price: 799 USD, is#software_license: a is#proprietary_software_license]; [any is#GoBeProducive, creator: is#Gobe_Software, pm#latest_stable_version: "3", pm#first_release: 08/1998, #price: 49.95 USD]; [any is#GNU_TeXmacs, creator: is#GNU_Project, pm#latest_stable_version: "1.0.6", pm#first_release: 1999, #price: 0 USD, is#software_license: a is#GNU_general_public_license]; [any is#Groff, creator: is#James_Clark, pm#latest_stable_version: "1.19.2", pm#first_release: 06/1990, #price: 0 USD, is#software_license: a is#GNU_general_public_license]; [any is#Han/Gul, creator: is#Haansoft, pm#latest_stable_version: "7.0.2.226(2007)", pm#first_release: 1989, #price: about 219 USD, is#software_license: a is#proprietary_software_license]; [any is#KWord, creator: is#KDE, pm#latest_stable_version: "KWord_1.5.2_/_July_14_2006", pm#first_release: 1998, #price: 0 USD, is#software_license: a is#GNU_lesser_general_public_license]; [any is#Lotus_Word_Pro, creator: is#IBM's_Lotus_Software, pm#latest_stable_version: "9.8", //#price: 0 as part of Lotus_SmartSuite, is#software_license: a is#proprietary_software_license]; [any is#LyX, creator: is#The_LyX_Project, pm#latest_stable_version: "1.4.2", pm#first_release: 1995, #price: 0 USD, is#software_license: a is#GNU_general_public_license]; [any is#Mellel, creator: is#RedleX, pm#latest_stable_version: "2.1", #price: 49.00 USD, is#software_license: a is#proprietary_software_license]; [any is#Microsoft_Word, creator: is#Microsoft, pm#latest_stable_version: "11.0_/_Office_2003", pm#first_release: 2/05/1983, #price: about 229 USD, is#software_license: a is#proprietary_software_license]; [any is#Microsoft_Works, creator: is#Microsoft, pm#latest_stable_version: "8.0",//_(replaced_in_later_versions_by_Word) #price: 49.95 USD, is#software_license: a is#proprietary_software_license]; [any is#Nisus_Writer, creator: is#Nisus_Software, pm#latest_stable_version: "7.0_(Express)", #price: 69.95 USD]; [any is#Nota_Bene, creator: is#Nota_Bene_Inc, pm#latest_stable_version: "8.0", pm#first_release: 1982, #price: 399.00 USD]; [any is#OpenOffice.org_Writer, creator: is#Sun_Microsystems, pm#latest_stable_version: "2.0.3", #price: 0 USD, is#software_license: a is#GNU_lesser_general_public_license]; [any is#Pages, creator: is#Apple_Computer, pm#latest_stable_version: "2.0.1v2", pm#first_release: 02/2005, #price: 79 USD, is#software_license: a is#proprietary_software_license]; [any is#Papyrus, creator: is#R.O.M._Logicware, pm#latest_stable_version: "12", #price: 99.00 USD]; [any is#PolyEdit, creator: is#PolySoft_Solutions, pm#latest_stable_version: "5.0_(RC_Eschaton)", #price: 27.95 USD]; [any is#RoughDraft, creator: is#Richard_Salsbury, pm#latest_stable_version: "3.0", #price: 0 USD, is#software_license: a is#freeware_license]; [any is#StarOffice, creator: is#Sun_Microsystems, pm#latest_stable_version: "8", pm#first_release: 1994, #price: about 70 USD]; [any is#Ted, creator: is#Mark_de_Does, pm#latest_stable_version: "2.17", #price: 0 USD, is#software_license: a is#GNU_general_public_license]; [any is#TextEdit, creator: is#Apple_Computer, pm#latest_stable_version: "1.4_(220)", #price: 0 USD, is#software_license: a is#bundled_with_Mac_OS_X_license]; [any is#Text_Maker, creator: is#SoftMaker, //pm#latest_stable_version: is#???_(2006), #price: 49.95 USD]; [any is#WordExpress, creator: is#MicroVision_Development_Inc, #price: 49.95 USD]; [any is#WordFile4ME, creator: is#Byron_Software, #price: 15.00 USD, is#software_license: a is#shareware_license]; [any is#WordPad, creator: is#Microsoft, #price: 0 USD, is#software_license: a is#bundled_with_Microsoft_Windows_license]; [any is#WordPerfect, creator: is#Corel, pm#latest_stable_version: "X3/January_2006", pm#first_release: 1982, #price: 299.99 USD, is#software_license: a is#proprietary_software_license];
[any is#602PC_Suite, support of: no is#grammar_check, support of: a is#graphic_editing, support of: no is#OpenDocument_handling]; [any is#AbiWord, support of: a is#grammar_check, support of: a is#spell_check, support of: a is#graphic_editing, support of: a is#OpenDocument_handling]; [any is#Apple_Works, support of: a is#grammar_check, support of: a is#spell_check, support of: no is#OpenDocument_handling]; [any is#Applix_Word, support of: no is#OpenDocument_handling]; [any is#Atlantis_Word_Processor, support of: no is#OpenDocument_handling]; [any is#Evermore_Integrated_Office, support of: no is#OpenDocument_handling]; [any is#EZ_Word, support of: no is#OpenDocument_handling]; [any is#FrameMaker, support of: no is#OpenDocument_handling]; [any is#GNU_TeXmacs, support of: no is#OpenDocument_handling]; [any is#Groff, support of: no is#OpenDocument_handling]; [any is#Han/Gul, support of: no is#OpenDocument_handling]; [any is#KWord, support of: a is#grammar_check, support of: a is#spell_check, support of: a is#OpenDocument_handling]; [any is#Lotus_Word_Pro, support of: no is#OpenDocument_handling]; [any is#LyX, support of: a is#grammar_check, support of: a is#spell_check, support of: no is#OpenDocument_handling]; [any is#Mellel, support of: a is#grammar_check, support of: a is#graphic_editing, support of: no is#mail_merging, support of: a is#spell_check support of: no is#OpenDocument_handling]; [any is#Microsoft_Word, support of: a is#grammar_check, support of: a is#graphic_editing, support of: a is#mail_merging, support of: a is#spell_check, support of: no is#OpenDocument_handling]; [any is#Microsoft_Works, support of: a is#OpenDocument_handling]; [any is#Nisus_Writer, support of: no is#OpenDocument_handling]; [any is#OpenOffice.org_Writer, support of: no is#grammar_check, support of: a is#graphic_editing, support of: a is#mail_merging, support of: a is#spell_check, support of: a is#OpenDocument_handling]; [any is#Pages, support of: a is#grammar_check, support of: a is#graphic_editing, support of: a is#mail_merging, support of: a is#spell_check, support of: no is#OpenDocument_handling]; [any is#PolyEdit, support of: no is#OpenDocument_handling]; [any is#RoughDraft, support of: no is#OpenDocument_handling]; [any is#StarOffice, support of: a is#OpenDocument_handling]; [any is#Ted, support of: no is#OpenDocument_handling]; [any is#TextEdit, support of: no is#grammar_check, support of: a is#mail_merging, support of: a is#spell_check, support of: no is#OpenDocument_handling]; [any is#Text_Maker, support of: a is#OpenDocument_handling]; [any is#WordFile4ME, support of: no is#OpenDocument_handling]; [any is#WordPad, support of: no is#OpenDocument_handling]; [any is#WordPerfect, support of: a is#grammar_check, support of: a is#spell_check, support of: a is#graphic_editing, support of: a is#mail_merging, support of: no is#OpenDocument_handling];
[any is#602PC_Suite, support: most is#Microsoft_Windows]; [any is#AbiWord, support: most is#Microsoft_Windows, support: most is#BeOS/YellowTAB_ZETA, support: most is#ReactOS, support: most is#SkyOS, support: most #Unix_style_OS]; [any is#Ability_Write, support: most is#Microsoft_Windows]; [any is#Apple_Works, support: most is#Microsoft_Windows, support: most is#Mac_OS_X]; [any is#Applix_Word, support: most is#Microsoft_Windows, support: most is#Linux]; [any is#Ashampoo_Office, support: most is#Microsoft_Windows]; [any is#Atlantis_Word_Processor, support: most is#Microsoft_Windows]; [any is#EasyWord, support: most is#Microsoft_Windows]; [any is#Evermore_Integrated_Office, support: most is#Microsoft_Windows, support: most is#Linux]; [any is#EZ_Word, support: most is#non_BSD_Unix]; [any is#FrameMaker, support: most is#Microsoft_Windows]; [any is#GoBeProducive, support: most is#Microsoft_Windows]; [any is#GNU_TeXmacs, support: most is#Microsoft_Windows, support: most is#Mac_OS_X, support: most is#BSD_Unix, support: most is#Linux]; [any is#Groff, support: most is#Microsoft_Windows, support: most is#Linux, support: most is#BSD_Unix]; [any is#Han/Gul, support: most is#Microsoft_Windows]; [any is#KWord, support: no is#Microsoft_Windows, support: most is#Mac_OS_X, support: most is#Linux, support: most is#BSD_Unix]; [any is#Lotus_Word_Pro, support: most is#Microsoft_Windows]; [any is#LyX, support: most is#Microsoft_Windows, support: most is#Mac_OS_X, support: most is#Linux, support: most is#traditional_Unix]; [any is#Mellel, support: most is#Mac_OS_X]; [any is#Microsoft_Word, support: most is#Microsoft_Windows, support: most is#Mac_OS_X]; [any is#Microsoft_Works, support: most is#Microsoft_Windows, support: most is#Mac_OS_X]; [any is#Nisus_Writer, support: no is#Microsoft_Windows, support: most is#Mac_OS_X]; [any is#Nota_Bene, support: most is#Microsoft_Windows]; [any is#OpenOffice.org_Writer, support: most is#Microsoft_Windows, support: most is#Unix_style_OS]; [any is#Pages, support: most is#Mac_OS_X]; [any is#Papyrus, support: most is#MorphOS]; [any is#PolyEdit, support: most is#Microsoft_Windows]; [any is#RoughDraft, support: most is#Microsoft_Windows]; [any is#StarOffice, support: most is#Microsoft_Windows, support: most is#Linux]; [any is#Ted, support: most is#Linux]; [any is#TextEdit, support: most is#Mac_OS_X]; [any is#Text_Maker, support: most is#Microsoft_Windows, support: most is#Linux, support: most is#BSD_Unix]; [any is#WordExpress, support: most is#Microsoft_Windows]; [any is#WordFile4ME, support: most is#Microsoft_Windows]; [any is#WordPerfect, support: most is#Microsoft_Windows, support: most is#Mac_OS_X, support: most is#Linux, support: most #traditional_Unix];