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

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

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