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

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

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