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

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

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