*SUPPORT*
IN: gazzer kiki OUT: PURPLE PURPLE
IN: wif dax OUT: PINK GREEN
IN: gazzer zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif kiki OUT: PINK PINK
IN: fep dax zup OUT: RED GREEN RED GREEN RED GREEN RED GREEN
IN: gazzer fep OUT: PURPLE RED
IN: wif tufa gazzer wif OUT: PINK PURPLE PINK
IN: dax kiki OUT: GREEN GREEN
IN: gazzer fep dax kiki OUT: PURPLE RED GREEN GREEN
IN: gazzer tufa wif tufa wif kiki OUT: PURPLE PINK PINK PINK
IN: wif gazzer wif OUT: PINK PURPLE PINK
IN: dax kiki zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax OUT: GREEN
IN: fep gazzer OUT: RED PURPLE

*QUERY*
IN: dax gazzer tufa wif tufa dax OUT: GREEN PURPLE PINK GREEN
IN: dax fep OUT: GREEN RED
IN: dax fep zup OUT: GREEN RED GREEN RED GREEN RED GREEN RED
IN: wif gazzer zup OUT: PINK PURPLE PINK PURPLE PINK PURPLE PINK PURPLE
IN: gazzer kiki zup OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: wif OUT: PINK
IN: gazzer OUT: PURPLE
IN: gazzer zup tufa gazzer kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep kiki OUT: RED RED
IN: fep fep kiki tufa wif dax OUT: RED RED RED PINK GREEN

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