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

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

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