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

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

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