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

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

*GRAMMAR*
zup -> RED 
 gazzer -> BLUE 
 kiki -> GREEN 
 wif -> PURPLE 
 x1 dax x2 -> [x1] [x2] [x1] 
 u1 tufa x1 -> [x1] [u1] 
 x1 lug x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 