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

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

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