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

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

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