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

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

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