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

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

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