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

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

*GRAMMAR*
kiki -> BLUE 
 gazzer -> RED 
 tufa -> GREEN 
 lug -> PINK 
 x1 zup x2 -> [x1] [x1] [x2] [x2] 
 u1 dax x1 -> [u1] [x1] 
 u1 wif u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 