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

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

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