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

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

*GRAMMAR*
blicket -> PINK 
 zup -> BLUE 
 fep -> RED 
 kiki -> GREEN 
 x1 wif u1 -> [x1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 x1 lug x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 