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

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

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