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

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

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