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

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

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