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

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

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