*SUPPORT*
IN: wif blicket wif dax OUT: PINK PINK PINK PINK
IN: wif blicket tufa blicket wif OUT: PINK YELLOW PINK
IN: kiki kiki fep zup blicket fep OUT: GREEN GREEN RED RED RED
IN: kiki zup dax OUT: GREEN GREEN GREEN GREEN
IN: fep zup OUT: RED RED
IN: fep blicket wif blicket kiki OUT: RED PINK GREEN
IN: wif OUT: PINK
IN: tufa zup dax OUT: YELLOW YELLOW YELLOW YELLOW
IN: kiki OUT: GREEN
IN: wif tufa dax OUT: PINK YELLOW PINK YELLOW
IN: fep zup blicket wif OUT: RED RED PINK
IN: kiki zup OUT: GREEN GREEN
IN: tufa dax OUT: YELLOW YELLOW
IN: fep kiki dax OUT: RED GREEN RED GREEN

*QUERY*
IN: wif zup dax OUT: PINK PINK PINK PINK
IN: kiki fep zup OUT: GREEN RED RED
IN: tufa zup OUT: YELLOW YELLOW
IN: kiki zup dax dax OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa blicket wif OUT: YELLOW PINK
IN: tufa OUT: YELLOW
IN: wif zup OUT: PINK PINK
IN: kiki wif zup OUT: GREEN PINK PINK
IN: tufa blicket tufa OUT: YELLOW YELLOW
IN: tufa fep zup dax blicket kiki OUT: YELLOW RED RED YELLOW RED RED GREEN

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