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

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

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