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

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

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