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

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

*GRAMMAR*
wif -> GREEN 
 fep -> YELLOW 
 dax -> PINK 
 tufa -> RED 
 x1 gazzer x2 -> [x2] [x1] 
 u1 lug u2 -> [u2] [u1] 
 x1 blicket -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 