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

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

*GRAMMAR*
wif -> PINK 
 zup -> RED 
 gazzer -> BLUE 
 lug -> YELLOW 
 x1 kiki u1 -> [x1] [u1] 
 u1 tufa x1 -> [u1] [x1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 