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

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

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