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

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

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