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

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

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