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

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

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