lse           
   +--+---+      +-+---+     +--+---+     +--+--+         +-+------+         +-----+------+          +-+---+         +-----+------+       
   |      |      |     |     |      |     |     |         |        |         |            |          |     |         |            |       
 false  false  false true  true   false true  true      false    true      false        true       false true      true         true      
                                                       +-+---+            +-+---