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

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

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