Parameters

Include the following lines in the background file(folder_bk.txt) to set the parameters.
Set the maximum number of nodes from root to leaf(height) in the tree.
setParam: treeDepth=3.

Set the maximum number of literals in the node.
setParam: nodeSize=2.

Set the maximum number of clauses in the tree i.e. maximum number of leaves.
setParam: numOfClauses=8.