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

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

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