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

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

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