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

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

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