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

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

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