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

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

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