This document contains instructions on how to download the Winter 2013 version of the Web Data Commons RDFa, Microdata, and Microformats data sets.
The extracted RDFa, Microdata and Microformat data is provided for download as N-Quads. Files are compressed using GZIP and each file is around 100 MB large. Overall 3,398 files with a total size of 332 GB are provided.
The extracted RDF data can be downloaded using wget with the command
wget -i http://webdatacommons.org/structureddata/2013-11/files/file.list. The files, containing quads for a specific formats can be found in the table below, together with more detailed statistics about the number of files and sizes.
|Format||Number Of Files||Total File Size||File List|
The source code can be checked out from our Subversion repository. The extraction of Winter 2013 was done with version 0.0.2 of the extractor. Having checked-out the source code, create your own configuration by copying
src/main/resources/ccrdf.properties, then fill in your AWS authentication information and bucket names. Compilation is performed using Maven, thus changing into the source root directory and typing
mvn install should be sufficient to create a build. In order to run the extractor on more than 10 EC2 nodes, you will have to request an EC2 instance limit increase for your AWS account. More information about running the extractor is provided in the file