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

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

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