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

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

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