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

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

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