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

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

*GRAMMAR*
kiki -> PURPLE 
 lug -> YELLOW 
 gazzer -> GREEN 
 dax -> RED 
 x1 fep -> [x1] [x1] 
 u1 wif u2 -> [u2] [u2] [u1] [u1] [u2] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 