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

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

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