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

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

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