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

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

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