diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..5582bec938b09eabc3e630b7451b82419418267c
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,19 @@
+################################################################
+# Makefile
+#
+# LgEval
+# Feb 8, 2022 - R. Zanibbi
+#################################################################
+
+all: conda
+
+# Install python environment for LgEval
+conda:
+ ./install
+
+
+# 'make conda-remove' - remove LgEval conda environment
+conda-remove:
+ conda env remove -n lgeval
+
+
diff --git a/README.md b/README.md
index 12006e8ae991f5d5036e65d0e44c4eb609fc61af..9348ab5bd873766e6899d16bca02ce83ebe9fcb6 100644
--- a/README.md
+++ b/README.md
@@ -101,11 +101,31 @@ In addition to metrics, the library provides visualization of label graphs at th
2. perl (**with LibXML**)
3. python 3.x
4. Graphviz (for 'dot')
-5. BeautifulSoup4 (`pip install beautifulsoup4`) (required for pretty printing output mathml)
-
-Make sure that *CROHMELibDir* and *LgEvalDir* are defined in
- your shell enviroment, e.g. by including the following in your .bashrc initialization script for bash shell. The last line adds the
- tools to your search path.
+5. Conda (e.g., from Anaconda) and pip for Python environments
+
+**Conda LgEval Environment Install (preferred approach).** To install
+the conda environment for lgeval, which will set up both Python packages and
+necessary paths for LgEval command line tools, issue:
+```
+make
+```
+
+After installation, the LgEval conda environment can be started by issuing:
+```
+conda activate lgeval
+```
+at which point all LgEval tools (e.g., `evaluate`) should be usable as commands at the command line.
+
+To stop using the lgeval conda environment, issue:
+```
+conda deactivate
+```
+Note: this will reset shell variables to their previous values.
+
+**Alternative: Bash shell modification (for LgEval and CROHMELib).**
+To use the LgEval tools from the command anywhere on your system, make sure that *CROHMELibDir* and *LgEvalDir* are defined in
+your shell enviroment, e.g. by including the following in your .bashrc initialization script for bash shell. The last line adds the
+tools to your search path.
export LgEvalDir=<path_to_LgEval>
export CROHMELibDir=<path_to_CROHMELib>
diff --git a/bin/lg2mml b/bin/lg2mml
index 9cc56feab29312b46ac52e31eef0e5e68a0e12f3..e3d1fbe111e2f94faa677575f036f24349b1f845 100755
--- a/bin/lg2mml
+++ b/bin/lg2mml
@@ -22,6 +22,13 @@ then
exit 0
fi
+# RZ: Debug
+#echo ""
+#echo "[ lg2mml ]"
+#echo " LgEvalDir $LgEvalDir"
+#echo " PATH $PATH"
+#echo " PYTHONPATH $PYTHONPATH"
+
BNAME=`basename $1 .lg`
python $LgEvalDir/src/lg2txt.py $1 $LgEvalDir/translate/mathMLMap.csv $LgEvalDir/translate/infty_to_crohme.csv > $BNAME.mml
diff --git a/bin/tests/.gitignore b/bin/tests/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..1e4bcac08585eebf6bbbbceebdd8d97945b59cd9
--- /dev/null
+++ b/bin/tests/.gitignore
@@ -0,0 +1 @@
+*.mml
diff --git a/bin/tests/test-2-add-inside-relationship-mapping b/bin/tests/test-2-add-inside-relationship-mapping
new file mode 100755
index 0000000000000000000000000000000000000000..9c916a48cf1d88b794b2fab8da347d4ba7b604b7
--- /dev/null
+++ b/bin/tests/test-2-add-inside-relationship-mapping
@@ -0,0 +1,41 @@
+#!/bin/bash
+# This should be run from the top level directory (lgeval/)
+
+echo "Running test for issue 2 (inside relationship mapping)..."
+
+# NOTE: Assumes 'make' has been run, and lgeval conda env. built
+# This provides necessary packages AND paths
+source `conda info | grep 'base environment' | awk '{print $4}'`/etc/profile.d/conda.sh
+conda activate lgeval
+
+# Show environment (for checking and debugging)
+echo "Environment Variables:"
+echo " LgEvalDir $LgEvalDir"
+echo " PYTHONPATH $PYTHONPATH"
+echo " PATH $PATH"
+echo ""
+
+TEST_FILES=`ls tests/sqrt_lg/*.lg`
+for file in $TEST_FILES
+do
+ lg2mml $file
+ filename=`basename $file .lg`
+ echo Input:" "$file
+ echo ">> MathML: $filename.mml <<"
+ echo ""
+ cat $filename.mml
+ echo ""
+done
+
+# Clean up MML files
+# Delete ONLY the files that we created.
+echo "Deleting .mml files..."
+for file in $TEST_FILES
+do
+ rm `basename $file .lg`.mml
+done
+
+# Deactivate lgeval environment
+conda deactivate
+
+echo "done."
diff --git a/install b/install
new file mode 100755
index 0000000000000000000000000000000000000000..2652ffe505c98b7149adc5455b0bff2534d04dc7
--- /dev/null
+++ b/install
@@ -0,0 +1,99 @@
+#!/bin/bash
+
+################################################################
+# Functions
+################################################################
+
+# Report message
+mymsg () {
+ echo " >> $@"
+ echo ""
+}
+
+# Pass number of arguments sent to outer script and success message to invoke.
+testSuccess () {
+ if [ $? -ne 0 ]
+ then
+ echo ""
+ echo "** Installation error ** -- please review error messages above."
+
+ # Pass any additional argument, program will not halt.
+ if [ $1 -eq 0 ]
+ then
+ exit $?
+ else
+ echo "** Continuing..."
+ echo ""
+ fi
+ else
+ # Success.
+ mymsg $2
+ fi
+}
+
+
+################################################################
+# LgEval Conda Environment
+################################################################
+
+# Set up Conda environment
+echo "[ Creating LgEval Python Environment ]"
+
+CENV=`conda info --envs`
+if grep -w "lgeval" <<< "$CENV"
+then
+ mymsg "Conda lgeval environment already created."
+else
+ conda create -n lgeval python=3.6.9
+ testSuccess $# "Environment (lgeval) created successfully."
+ CONDSH=`conda info | grep 'base environment' | awk '{print $4}'`/etc/profile.d/conda.sh
+ source $CONDSH
+ conda activate lgeval
+
+ pip install -r requirements.txt
+ testSuccess $# "Additional packages installed successfully."
+
+ # Set environment variables in scripts run by conda on start/end of activation
+
+ # Define and record existing path definitions
+ LGEVALDIR=`pwd`
+ PARENTDIR=`cd ..;pwd`
+
+ OLDPYTHONPATH=$PYTHONPATH
+ OLDPATH=$PATH
+ OLDLGEVALDIR=$LgEvalDir
+
+ # Create shell files executed on lgeval conda env activate/deactivate
+ cd $CONDA_PREFIX
+ mkdir -p ./etc/conda/activate.d
+ mkdir -p ./etc/conda/deactivate.d
+ ACTIVE_ENV=./etc/conda/activate.d/env_vars.sh
+ DEACTIVE_ENV=./etc/conda/deactivate.d/end_vars.sh
+
+ # Activation script
+ echo "#!/bin/bash" > $ACTIVE_ENV
+ echo export LgEvalDir="$LGEVALDIR" >> $ACTIVE_ENV
+ echo export PYTHONPATH="$PARENTDIR:$PYTHONPATH" >> $ACTIVE_ENV
+ echo export PATH="$LGEVALDIR/bin:$PATH" >> $ACTIVE_ENV
+ echo "" >> $ACTIVE_ENV
+ echo export OLDLGEVALDIR="$OLDLGEVALDIR" >> $ACTIVE_ENV
+ echo export OLDPYTHONPATH="$PYTHONPATH" >> $ACTIVE_ENV
+ echo export OLDPATH="$PATH" >> $ACTIVE_ENV
+
+ # Deactivation script
+ echo "#!/bin/bash" > $DEACTIVE_ENV
+ echo export LgEvalDir=$OLDLGEVALDIR >> $DEACTIVE_ENV
+ echo export PYTHONPATH=$OLDPYTHONPATH >> $DEACTIVE_ENV
+ echo export PATH=$OLDPATH >> $DEACTIVE_ENV
+ echo "" >> $DEACTIVE_ENV
+ echo unset OLDLGEVALDIR >> $DEACTIVE_ENV
+ echo unset OLDPYTHONPATH >> $DEACTIVE_ENV
+ echo unset OLDPATH >> $DEACTIVE_ENV
+
+ mymsg "Created environment variables for lgeval conda shell."
+
+ conda deactivate
+fi
+
+
+
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000000000000000000000000000000000000..85d57436a9652b53aeab586ba090aaaa64247269
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+beautifulsoup4==4.9.2
diff --git a/tests/sqrt_lg/ISICal19_1201_em_754.lg b/tests/sqrt_lg/ISICal19_1201_em_754.lg
new file mode 100755
index 0000000000000000000000000000000000000000..c9b95319b8302ec35ff635fb5d236a1f5847ed4c
--- /dev/null
+++ b/tests/sqrt_lg/ISICal19_1201_em_754.lg
@@ -0,0 +1,9 @@
+# IUD, CROHME19_754
+# Objects(3):
+O, 2_1, 2, 1.0, 2
+O, _1, \sqrt, 1.0, 0
+O, x_1, x, 1.0, 1
+
+# Relations from SRT:
+R, _1, x_1, Inside, 1.0
+R, x_1, 2_1, Sup, 1.0
diff --git a/tests/sqrt_lg/UN19_1002_em_21.lg b/tests/sqrt_lg/UN19_1002_em_21.lg
new file mode 100755
index 0000000000000000000000000000000000000000..8726f4d898c39fef64b8315ed0b7919b11c1d8a6
--- /dev/null
+++ b/tests/sqrt_lg/UN19_1002_em_21.lg
@@ -0,0 +1,15 @@
+# IUD, CROHME19_21
+# Objects(6):
+O, _1, -, 1.0, 4
+O, c_1, c, 1.0, 6
+O, _2, \sqrt, 1.0, 5
+O, M_1, M, 1.0, 0
+O, rarr_1, \rightarrow, 1.0, 1, 2
+O, M_2, M, 1.0, 3
+
+# Relations from SRT:
+R, M_1, rarr_1, Right, 1.0
+R, _1, M_2, Above, 1.0
+R, _1, _2, Below, 1.0
+R, _2, c_1, Inside, 1.0
+R, rarr_1, _1, Right, 1.0
diff --git a/tests/sqrt_lg/UN19wb_1121_em_1189.lg b/tests/sqrt_lg/UN19wb_1121_em_1189.lg
new file mode 100755
index 0000000000000000000000000000000000000000..6180c4ff2024b14750abbb6cb5905809d6f0190b
--- /dev/null
+++ b/tests/sqrt_lg/UN19wb_1121_em_1189.lg
@@ -0,0 +1,55 @@
+# IUD, CROHME19_1189
+# Objects(25):
+O, -_1, -, 1.0, 0
+O, 4_3, 4, 1.0, 18, 19
+O, 4_2, 4, 1.0, 10, 11
+O, (_1, (, 1.0, 3
+O, gamma_1, \gamma, 1.0, 4
+O, +_1, +, 1.0, 5, 6
+O, b_1, b, 1.0, 15
+O, log_1, \log, 1.0, 7, 8, 9
+O, 4_1, 4, 1.0, 1, 2
+O, _1, -, 1.0, 31
+O, _2, \sqrt, 1.0, 26, 25
+O, 1_1, 1, 1.0, 27
+O, 1_2, 1, 1.0, 34
+O, 3_1, 3, 1.0, 37
+O, -_2, -, 1.0, 28
+O, +_3, +, 1.0, 16, 17
+O, )_1, ), 1.0, 12
+O, _3, \sqrt, 1.0, 32, 33
+O, +_2, +, 1.0, 13, 14
+O, B_1, B, 1.0, 20
+O, x_2, x, 1.0, 38, 39
+O, pi_1, \pi, 1.0, 21, 23, 22
+O, 2_1, 2, 1.0, 24
+O, +_4, +, 1.0, 35, 36
+O, x_1, x, 1.0, 29, 30
+
+# Relations from SRT:
+R, (_1, gamma_1, Right, 1.0
+R, )_1, +_2, Right, 1.0
+R, +_1, log_1, Right, 1.0
+R, +_2, b_1, Right, 1.0
+R, +_3, _1, Right, 1.0
+R, +_4, 3_1, Right, 1.0
+R, -_1, 4_1, Right, 1.0
+R, -_2, x_1, Right, 1.0
+R, 1_1, -_2, Right, 1.0
+R, 1_2, +_4, Right, 1.0
+R, 3_1, x_2, Right, 1.0
+R, 4_1, (_1, Right, 1.0
+R, 4_2, )_1, Right, 1.0
+R, 4_3, B_1, Right, 1.0
+R, B_1, pi_1, Right, 1.0
+R, _1, 4_3, Above, 1.0
+R, _1, _3, Below, 1.0
+R, _2, -_2, Inside, 1.0
+R, _2, 1_1, Inside, 1.0
+R, _3, +_4, Inside, 1.0
+R, _3, 1_2, Inside, 1.0
+R, b_1, +_3, Right, 1.0
+R, gamma_1, +_1, Right, 1.0
+R, log_1, 4_2, Right, 1.0
+R, pi_1, 2_1, Sup, 1.0
+R, pi_1, _2, Right, 1.0
diff --git a/translate/mathMLMap.csv b/translate/mathMLMap.csv
index 7e63e3f0ee0a10d986745be126d9d4303ae44c4e..8cfd21733b9b10c5bc51ccd3b7edabc7b857b053 100644
--- a/translate/mathMLMap.csv
+++ b/translate/mathMLMap.csv
@@ -366,6 +366,7 @@ ANY,SUBSC,SUPER,->,<msubsup>,PARENT,SUBSC,SUPER,</msubsup>
Right,->,<mrow>,PARENT,CHILD,</mrow>
R,->,<mrow>,PARENT,CHILD,</mrow>
r,->,<mrow>,PARENT,CHILD,</mrow>
+Inside,->,<mrow>,PARENT,CHILD,</mrow>
HOR,->,<mrow>,PARENT,CHILD,</mrow>
^,->,<msup>,PARENT,CHILD,</msup>
_,->,<msub>,PARENT,CHILD,</msub>