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

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

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