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

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

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