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

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

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