*SUPPORT*
IN: wif kiki OUT: PINK PINK PINK
IN: zup OUT: BLUE
IN: wif OUT: PINK
IN: dax OUT: YELLOW
IN: dax dax OUT: YELLOW YELLOW
IN: wif dax dax OUT: PINK YELLOW YELLOW
IN: dax fep tufa OUT: RED YELLOW YELLOW RED
IN: zup lug OUT: BLUE BLUE
IN: zup wif zup OUT: BLUE PINK BLUE
IN: wif tufa fep dax OUT: YELLOW PINK RED PINK RED YELLOW
IN: wif wif zup zup OUT: PINK PINK BLUE BLUE
IN: wif zup OUT: PINK BLUE
IN: zup wif kiki OUT: BLUE PINK BLUE PINK BLUE PINK
IN: dax lug kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: dax zup kiki OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: dax tufa OUT: YELLOW RED
IN: wif fep zup OUT: BLUE PINK PINK BLUE
IN: tufa lug OUT: RED RED
IN: dax wif tufa lug OUT: YELLOW PINK RED YELLOW PINK RED
IN: tufa OUT: RED
IN: tufa wif dax OUT: RED PINK YELLOW
IN: wif lug OUT: PINK PINK
IN: dax wif lug OUT: YELLOW PINK YELLOW PINK
IN: dax lug OUT: YELLOW YELLOW

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