*SUPPORT*
IN: lug dax lug lug tufa zup OUT: GREEN PINK GREEN BLUE GREEN
IN: lug fep OUT: GREEN GREEN
IN: zup fep OUT: BLUE BLUE
IN: zup tufa dax OUT: PINK BLUE
IN: dax fep OUT: PINK PINK
IN: lug dax tufa wif gazzer OUT: GREEN PURPLE PURPLE PINK
IN: zup zup OUT: BLUE BLUE
IN: lug tufa wif OUT: PURPLE GREEN
IN: dax tufa dax OUT: PINK PINK
IN: lug tufa zup fep OUT: BLUE BLUE GREEN
IN: wif zup OUT: PURPLE BLUE
IN: wif dax fep OUT: PURPLE PINK PINK
IN: wif fep OUT: PURPLE PURPLE
IN: dax OUT: PINK

*QUERY*
IN: wif tufa wif OUT: PURPLE PURPLE
IN: dax tufa zup dax fep OUT: BLUE PINK PINK PINK
IN: lug gazzer OUT: GREEN GREEN
IN: zup gazzer OUT: BLUE BLUE
IN: lug OUT: GREEN
IN: zup OUT: BLUE
IN: wif OUT: PURPLE
IN: zup dax lug dax fep OUT: BLUE PINK GREEN PINK PINK
IN: wif tufa zup tufa dax tufa dax gazzer OUT: PINK PINK PINK BLUE PURPLE
IN: dax gazzer OUT: PINK PINK

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