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

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

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