*SUPPORT*
IN: lug dax OUT: BLUE RED
IN: tufa gazzer tufa wif fep kiki tufa OUT: GREEN PURPLE PURPLE GREEN GREEN GREEN
IN: wif gazzer dax fep OUT: RED RED PURPLE
IN: dax gazzer tufa fep kiki lug OUT: GREEN GREEN RED BLUE BLUE
IN: dax tufa fep OUT: RED GREEN GREEN
IN: wif gazzer dax gazzer tufa fep OUT: GREEN GREEN RED PURPLE
IN: dax kiki lug OUT: RED BLUE BLUE
IN: tufa OUT: GREEN
IN: lug OUT: BLUE
IN: wif kiki dax OUT: PURPLE RED RED
IN: wif tufa fep kiki dax kiki wif OUT: PURPLE GREEN GREEN RED RED PURPLE PURPLE
IN: tufa dax fep OUT: GREEN RED RED
IN: wif OUT: PURPLE
IN: lug gazzer wif fep OUT: PURPLE PURPLE BLUE

*QUERY*
IN: dax OUT: RED
IN: wif fep OUT: PURPLE PURPLE
IN: wif gazzer wif lug wif OUT: PURPLE BLUE PURPLE PURPLE
IN: lug wif fep kiki wif OUT: BLUE PURPLE PURPLE PURPLE PURPLE
IN: lug dax fep OUT: BLUE RED RED
IN: lug fep kiki lug OUT: BLUE BLUE BLUE BLUE
IN: wif gazzer wif kiki tufa OUT: PURPLE PURPLE GREEN GREEN
IN: tufa fep kiki lug OUT: GREEN GREEN BLUE BLUE
IN: dax fep OUT: RED RED
IN: lug fep OUT: BLUE BLUE

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