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

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

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