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

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

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