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

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

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