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

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

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