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

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

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