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

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

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