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

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

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