<?xml version='1.0'?> <model> <name>DRC Practive: Valve wall</name> <version>0.1.0</version> <sdf version='1.4'>model-1_4.sdf</sdf> <sdf version='1.5'>model.sdf</sdf> <author> <name>Christina Gomez</name> <email>cgomez@swri.org</email> </author> <description> This model approximates a the DRC Trials "5-dice patteren" wall with components for ball valve. </description> </model>