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

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

*GRAMMAR*
dax -> PURPLE 
 lug -> PINK 
 kiki -> BLUE 
 tufa -> RED 
 u1 fep u2 -> [u1] [u2] 
 x1 blicket -> [x1] [x1] 
 u1 wif u2 -> [u2] [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 