token1<>token2<>token17<>1 1 1 
token3<>token4<>token18<>1 1 1 
token5<>token6<>token19<>1 1 1 
token7<>token8<>token20<>1 1 1 
token9<>token10<>token21<>1 1 1 
token11<>token12<>token22<>1 1 1 
token13<>token14<>token23<>1 1 1 
token15<>token16<>token24<>1 1 1 
