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

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

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