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

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

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