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

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

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