This zip file contains the additionally generated problems for Blocksworld and 
Boxworld that are used in our pairwise comparison of SEH+ against FF-Replan and 
RFF-BG. The "blocksworld" folder contains two subfolders "size_25" and "size_30"
consisting of the Blocksworld problems of 25 and 30 blocks respectively. 
The "boxworld" folder contains a subfolder "size_20_20" consisting of the 
Boxworld problems with 20 cities and 20 boxes.
