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

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

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