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

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

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