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

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

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