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

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

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