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

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

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