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

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

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