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

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

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