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

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

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