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

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

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