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

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

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