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

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

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