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

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

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