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

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

*GRAMMAR*
wif -> GREEN 
 kiki -> RED 
 dax -> PINK 
 tufa -> BLUE 
 x1 lug x2 -> [x2] [x2] [x1] [x2] 
 x1 fep -> [x1] [x1] [x1] [x1] 
 u1 blicket x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 