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

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

*GRAMMAR*
fep -> BLUE 
 lug -> PURPLE 
 wif -> RED 
 zup -> PINK 
 u1 blicket -> [u1] [u1] 
 u1 tufa x1 -> [x1] [x1] [u1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 