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

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

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