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

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

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