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

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

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