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

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

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