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

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

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