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

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

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