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

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

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