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

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

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