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

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

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