*SUPPORT*
IN: dax zup fep wif fep OUT: BLUE BLUE PINK
IN: fep OUT: BLUE
IN: dax fep kiki OUT: PINK BLUE RED
IN: gazzer wif kiki OUT: GREEN RED
IN: dax OUT: PINK
IN: dax wif fep OUT: PINK BLUE
IN: gazzer lug OUT: GREEN GREEN
IN: kiki OUT: RED
IN: dax gazzer lug lug OUT: PINK GREEN PINK GREEN PINK GREEN PINK GREEN
IN: dax lug OUT: PINK PINK
IN: gazzer fep wif gazzer OUT: GREEN BLUE GREEN
IN: kiki kiki dax kiki wif dax OUT: RED RED PINK RED PINK
IN: fep wif gazzer OUT: BLUE GREEN
IN: gazzer zup dax dax wif kiki OUT: PINK PINK RED GREEN

*QUERY*
IN: gazzer gazzer wif kiki OUT: GREEN GREEN RED
IN: gazzer wif kiki lug OUT: GREEN RED GREEN RED
IN: kiki lug OUT: RED RED
IN: fep wif dax OUT: BLUE PINK
IN: gazzer gazzer lug OUT: GREEN GREEN GREEN GREEN
IN: fep gazzer dax lug OUT: BLUE GREEN PINK BLUE GREEN PINK
IN: gazzer wif fep lug OUT: GREEN BLUE GREEN BLUE
IN: dax kiki wif gazzer OUT: PINK RED GREEN
IN: fep dax zup kiki dax OUT: RED PINK BLUE PINK
IN: gazzer dax wif gazzer OUT: GREEN PINK GREEN

*GRAMMAR*
fep -> BLUE 
 gazzer -> GREEN 
 kiki -> RED 
 dax -> PINK 
 u1 wif u2 -> [u1] [u2] 
 x1 zup x2 -> [x2] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 