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

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

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