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

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

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