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

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

*GRAMMAR*
gazzer -> PURPLE 
 zup -> YELLOW 
 dax -> RED 
 tufa -> GREEN 
 x1 blicket x2 -> [x2] [x1] 
 u1 wif -> [u1] [u1] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 