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

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

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