"Crosstab" to summarize links between pages in categories?

{{#ask:[[Category:Semantic MediaWiki documentation]] [[Docinfo author::<q>[[Category:Developer]]</q>]]|?Docinfo author}} will produce:

	Docinfo author
$smwgAutoRefreshSubject	James Hong Kong
Accessing drilldown page	James Hong Kong
Adding subobjects 1.7.0 - 1.7.1	Jeroen De Dauw
Ajax	James Hong Kong
Arayüzleri göz atma	Markus Krötzsch
Broadtable format 0.4 - 1.6.1	Markus Krötzsch
Browsen und Suchen	Markus Krötzsch
Browsing interfaces	Markus Krötzsch
Calendar format	Yaron Koren
Calendar format 1.4.0 - 1.5.6	Yaron Koren
Configuration 1.6.0 - 1.6.2	Markus Krötzsch
Count format/fr	Markus Krötzsch
Custom units 1.5	Denny Vrandečić
D3 chart format	James Hong Kong
DSV format/fr	Jeroen De Dauw
Data exchange	James Hong Kong
Data visualization	James Hong Kong
Debug format	Markus Krötzsch
Directionality support	James Hong Kong
Displaying information	Markus Krötzsch
Displaying information 1.5.1 - 1.6.2	Markus Krötzsch
Displaying information 1.7.0 - 1.7.1	Markus Krötzsch
Download 1.6.1 - 1.7.0	Markus Krötzsch
Download 1.7.1 - 1.8.0	Markus Krötzsch
Dygraphs format	James Hong Kong
Einführung in Semantic MediaWiki	Markus Krötzsch
Enhancing query forms	James Hong Kong
Extension "Semantic Watchlist"	Jeroen De Dauw
Extension:Semantic Watchlist	Jeroen De Dauw
Extensions (fr)	Markus Krötzsch
Fixed properties 1.8.x	Nischay Nahata
Fixed properties 1.9.0-2.4.x	Nischay Nahata
Format inclusion	Markus Krötzsch
Gallery format 1.5.0 - 1.7.1	Jeroen De Dauw
Generating documentation 1.6.0 - 1.7.0	Jeroen De Dauw
Graph format	Yaron Koren
Gridview	James Hong Kong
Inferencing	Markus Krötzsch
Inline queries 0.7	Markus Krötzsch
Inline queries 1.5.0 - 1.6.2	Markus Krötzsch
Installation 1.6.0 - 1.6.2	Markus Krötzsch
Installation 1.6.0 - 1.6.2 (de)	Markus Krötzsch
Installation 1.7.0	Markus Krötzsch
Installation 1.7.1	Markus Krötzsch
Installation 1.8.0	Markus Krötzsch
Introduction to Semantic MediaWiki	Markus Krötzsch
Format JSON	Jeroen De Dauw
JSON format 1.4.2 - 1.7.1	Jeroen De Dauw
Jqplotseries format	James Hong Kong
Konfiguration	Markus Krötzsch
... further results

This shows all Docinfo author links from Category:Semantic MediaWiki documentation to Category:Developer.

Displaying it as a crosstab will require templated output, most probably, using Lua (particularly, mw.loadData).

Alexander Mashin^talk