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

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

*GRAMMAR*
zup -> YELLOW 
 tufa -> PURPLE 
 wif -> BLUE 
 kiki -> RED 
 x1 blicket x2 -> [x2] [x1] [x2] [x1] [x1] 
 u1 fep u2 -> [u2] [u1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 