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

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

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