Constraint Grammar Manual
		Next

Constraint Grammar Manual

3rd version of the CG formalism variant

Mr. Tino Didriksen

GrammarSoft ApS

<tino@didriksen.cc>

Table of Contents

1. Intro

Caveat Emptor
What this is...
Naming
Unicode
Dicussion, Mailing Lists, Bug Reports, etc...

2. License

GNU General Public License
Open Source Exception
Commercial/Proprietary License

3. Installation & Updating

Ubuntu / Debian
Fedora / Red Hat
Installing ICU
Getting & Compiling VISL CG-3
Updating VISL CG-3
Regression Testing
Cygwin

4. Contributing & Subversion Access

5. Compatibility and Incompatibilities

Gotcha's

Magic Readings
NOT and NEGATE
PREFERRED-TARGETS
Default Codepage / Encoding
Set Operator -
Scanning Past Point of Origin
>>> and <<<
Rule Application Order
Endless Loops
Visibility of Mapped Tags

Incompatibilites

Mappings
Baseforms & Mixed Input

6. Command Line Reference

vislcg3
cg-comp
cg-proc
cg3-autobin.pl

7. Grammar

INCLUDE

Sections

BEFORE-SECTIONS
SECTION
AFTER-SECTIONS
NULL-SECTION
Ordering of sections in grammar
--sections with ranges

NEAREST
ALLOWLOOP
ALLOWCROSS
DELAYED
IMMEDIATE
LOOKDELAYED
LOOKDELETED
UNSAFE
SAFE
REMEMBERX
RESETX
KEEPORDER
VARYORDER
ENCL_INNER
ENCL_OUTER
ENCL_FINAL
ENCL_ANY

9. Contextual Tests

Position Element Order

NEGATE

CBARRIER

Spanning Window Boundaries

Span Both
Span Left
Span Right

X Marks the Spot

Set Mark
Jump to Mark
Attach To

Test Deleted/Delayed Readings

Look at Deleted Readings
Look at Delayed Readings

Scanning Past Point of Origin

--no-pass-origin, -o
No Pass Origin
Pass Origin

Nearest Neighbor

Dependencies

Relations

10. Parenthesis Enclosures

Example
Contextual Position L
Contextual Position R
Magic Tag _LEFT_
Magic Tag _RIGHT_
Magic Set _LEFT_
Magic Set _RIGHT_
Magic Set _PAREN_

11. Making use of Dependencies

SETPARENT

SETCHILD

Existing Trees in Input

Creating Trees from Grammar

Contextual Tests

Parent
Children
Siblings
Self
Deep Scan
All Scan
None Scan

12. Making use of Relations

ADDRELATION, ADDRELATIONS

SETRELATION, SETRELATIONS

REMRELATION, REMRELATIONS

Existing Relations in Input

Contextual Tests

Specific Relation
Any Relation
All Scan
None Scan

13. Making use of Probabilistic / Statistic Input

14. Templates

15. Sets

(*)
_S_DELIMITERS_
_S_SOFT_DELIMITERS_
Magic Set _TARGET_
Magic Set _MARK_
Magic Set _ATTACHTO_
Tag Unification
Top-Level Set Unification

16. Tags

Tag Order
Literal String Modifiers
Variable Strings
Numerical Matches
Tag Inversion
Fail-Fast Tag

17. Binary Grammars

Security of Binary vs. Textual

Loading Speed of Binary Grammars

How to...

Incompatibilities

vislcg / bincg / gencg
--grammar-info, --grammar-out, --statistics

18. Input Stream Commands

Exit
Flush
Ignore
Resume

19. Constraint Grammar Glossary

Baseform
Cohort
Contextual Target
Contextual Test
Dependency
Disambiguation Window
Mapping Tag
Mapping Prefix
Reading
Rule
Set
Tag
Wordform

20. Constraint Grammar Keywords

ADD
ADDRELATION
ADDRELATIONS
AFTER-SECTIONS
ALL
AND
APPEND
BARRIER
BEFORE-SECTIONS
CBARRIER
CONSTRAINTS
CORRECTIONS
DELIMIT
DELIMITERS
END
IF
IFF
INCLUDE
LINK
LIST
MAP
MAPPINGS
MAPPING-PREFIX
NEGATE
NONE
NOT
NULL-SECTION
PREFERRED-TARGETS
REMOVE
REMRELATION
REMRELATIONS
REPLACE
SECTION
SELECT
SET
SETCHILD
SETPARENT
SETRELATION
SETRELATIONS
SETS
SOFT-DELIMITERS
SUBSTITUTE
TARGET
TEMPLATE
TO

21. Drafting Board

Unifying Mapping Tags
MOVE, SWITCH
MATCH
ANCHOR, JUMP, EXECUTE
SETVARIABLE, REMVARIABLE

References

Index

List of Tables

16.1. Valid Operators
16.2. Comparison Truth Table

		Next
		Chapter 1. Intro