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

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

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