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

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

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