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

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

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