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

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

*GRAMMAR*
tufa -> YELLOW 
 gazzer -> GREEN 
 kiki -> RED 
 dax -> BLUE 
 x1 zup x2 -> [x2] [x1] 
 x1 lug -> [x1] [x1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 