anchor.diff:  ENV ROBOT_JAR ${ROBOT_JAR}
   RUN wget $ROBOT_JAR -O /tools/robot.jar && \
       wget https://raw.githubusercontent.com/ontodev/robot/$ROBOT/bin/robot -O /tools/robot && \
  -    chmod +x /tools/*
  +    chmod +x /tools/robot && \
  +    chmod +x /tools/robot.jar
   
   # Avoid repeated downloads of script dependencies by mounting the local coursier cache: 
   # docker run -v $HOME/.coursier/cache/v1:/tools/.coursier-cache ...
   ENV COURSIER_CACHE "/tools/.coursier-cache"
       
   ###### FASTOBO ######
  -RUN wget https://dl.bintray.com/fastobo/fastobo-validator/stable/fastobo_validator-x86_64-linux-musl.tar.gz -O- | tar xzC /tools
  +RUN wget https://dl.bintray.com/fastobo/fastobo-validator/stable/fastobo_validator-x86_64-linux-musl.tar.gz -O- | tar xzC /tools && \
  +chmod +x /tools/fastobo-validator
   
   ##### Ammonite #####
   RUN (echo "#!/usr/bin/env sh" \
  
positive.code: ENV ODK_VERSION ${ODK_VERSION}
  
  COPY template/ /tools/templates/
  COPY odk/ /tools/
  ENV LC_ALL=C.UTF-8
  ENV LANG=C.UTF-8
  
  
negative.code: && tar -zxvf dosdp-tools-$DOSDPVERSION.tgz \
  && mv dosdp-tools-$DOSDPVERSION /tools/dosdp-tools \
  && wget --no-check-certificate https://raw.githubusercontent.com/INCATools/dead_simple_owl_design_patterns/master/src/simple_pattern_tester.py -O /tools/simple_pattern_tester.py \
  && chmod +x /tools/dosdp-tools \
  && chmod +x /tools/simple_pattern_tester.py
  
  ### 5. Install ODK
  
  