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

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

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