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

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

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