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

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

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