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

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

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