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

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

*GRAMMAR*
lug -> BLUE 
 tufa -> RED 
 wif -> GREEN 
 dax -> PINK 
 x1 blicket x2 -> [x2] [x1] 
 x1 fep -> [x1] [x1] [x1] 
 u1 zup u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 