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

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

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