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

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

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