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

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

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