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

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

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