*SUPPORT*
IN: tufa blicket zup tufa OUT: GREEN PURPLE PURPLE
IN: tufa dax fep tufa OUT: PURPLE PURPLE RED PURPLE RED
IN: dax zup OUT: RED GREEN
IN: wif OUT: YELLOW
IN: wif blicket zup fep wif OUT: YELLOW GREEN YELLOW GREEN YELLOW
IN: tufa blicket dax fep dax gazzer zup OUT: GREEN GREEN RED RED RED RED PURPLE
IN: dax blicket tufa tufa zup fep tufa OUT: PURPLE PURPLE PURPLE GREEN PURPLE GREEN RED
IN: dax fep zup tufa blicket wif OUT: GREEN YELLOW PURPLE RED GREEN YELLOW PURPLE RED
IN: dax blicket dax zup OUT: RED GREEN RED
IN: wif blicket zup gazzer dax OUT: RED RED GREEN YELLOW
IN: wif tufa blicket wif OUT: YELLOW YELLOW PURPLE
IN: wif fep dax gazzer wif gazzer tufa OUT: PURPLE PURPLE YELLOW YELLOW RED YELLOW RED YELLOW
IN: dax fep wif OUT: YELLOW RED YELLOW RED
IN: tufa tufa tufa OUT: PURPLE PURPLE PURPLE

*QUERY*
IN: wif blicket wif gazzer zup OUT: GREEN GREEN YELLOW YELLOW
IN: zup OUT: GREEN
IN: dax blicket dax OUT: RED RED
IN: tufa tufa OUT: PURPLE PURPLE
IN: wif wif OUT: YELLOW YELLOW
IN: tufa fep wif wif OUT: YELLOW YELLOW PURPLE YELLOW YELLOW PURPLE
IN: wif wif zup tufa blicket dax tufa OUT: YELLOW YELLOW GREEN RED PURPLE PURPLE
IN: tufa tufa fep zup gazzer wif OUT: YELLOW YELLOW PURPLE GREEN PURPLE GREEN PURPLE
IN: tufa OUT: PURPLE
IN: dax fep zup OUT: GREEN RED GREEN RED

*GRAMMAR*
tufa -> PURPLE 
 dax -> RED 
 zup -> GREEN 
 wif -> YELLOW 
 u1 blicket x1 -> [x1] [u1] 
 x1 gazzer u1 -> [u1] [u1] [x1] 
 u1 fep x1 -> [x1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 