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

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

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