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

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

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