*SUPPORT*
IN: wif zup tufa dax OUT: BLUE BLUE BLUE BLUE YELLOW
IN: lug zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: gazzer kiki gazzer kiki lug kiki dax zup OUT: YELLOW YELLOW YELLOW YELLOW PURPLE RED RED
IN: lug kiki lug OUT: PURPLE PURPLE
IN: wif zup OUT: BLUE BLUE BLUE BLUE
IN: wif lug OUT: BLUE PURPLE
IN: wif tufa gazzer OUT: BLUE RED
IN: dax wif tufa wif OUT: YELLOW BLUE BLUE
IN: dax dax zup tufa wif OUT: YELLOW YELLOW YELLOW YELLOW YELLOW BLUE
IN: gazzer zup tufa lug OUT: RED RED RED RED PURPLE
IN: lug lug OUT: PURPLE PURPLE
IN: gazzer kiki dax kiki dax wif tufa wif OUT: YELLOW BLUE BLUE YELLOW RED
IN: lug dax OUT: PURPLE YELLOW
IN: dax kiki dax dax tufa wif OUT: YELLOW YELLOW BLUE YELLOW

*QUERY*
IN: gazzer zup OUT: RED RED RED RED
IN: dax wif zup tufa gazzer OUT: YELLOW BLUE BLUE BLUE BLUE RED
IN: wif OUT: BLUE
IN: gazzer wif gazzer zup OUT: RED BLUE RED RED RED RED
IN: gazzer lug zup OUT: RED PURPLE PURPLE PURPLE PURPLE
IN: lug kiki dax kiki dax dax kiki dax OUT: YELLOW YELLOW YELLOW YELLOW PURPLE
IN: wif lug zup tufa gazzer tufa gazzer OUT: BLUE PURPLE PURPLE PURPLE PURPLE RED RED
IN: dax gazzer OUT: YELLOW RED
IN: dax dax kiki gazzer zup OUT: YELLOW RED RED RED RED YELLOW
IN: lug OUT: PURPLE

*GRAMMAR*
dax -> YELLOW 
 gazzer -> RED 
 wif -> BLUE 
 lug -> PURPLE 
 u1 zup -> [u1] [u1] [u1] [u1] 
 u1 kiki x1 -> [x1] [u1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 