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

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

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