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

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

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