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

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

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