| line | !l | l&&!r | l&&r | condition | 
 
| 211 | 28 | 4 | 0 | defined $context and not $context->isa('RDF::Trine::Node::Nil') | 
 
| 220 | 35 | 23 | 38 | defined $node and not $node->isa('RDF::Trine::Node::Variable') | 
 
| 221 | 35 | 38 | 23 | &blessed($node) and $node->isa('RDF::Trine::Node::Variable') | 
 
| 241 | 4 | 4 | 16 | defined $nodes[$i] and not $nodes[$i]->isa('RDF::Trine::Node::Variable') | 
 
| 268 | 16 | 10 | 13 | defined $nodes[$i] and not $nodes[$i]->isa('RDF::Trine::Node::Variable') | 
 
| 271 | 16 | 0 | 10 | &blessed($nodes[$i]) and $nodes[$i]->isa('RDF::Trine::Node::Variable') | 
 
| 325 | 15 | 0 | 9 | &blessed($nodes[$i]) and $nodes[$i]->isa('RDF::Trine::Node::Variable') | 
 
| 432 | 1 | 0 | 1 | defined $i1current and defined $i2current | 
 
| 517 | 0 | 0 | 4 | defined $val_a and defined $val_b | 
 
| 659 | 17 | 37 | 1 | scalar @nodes > 3 and defined $nodes[3] | 
 
|  | 54 | 0 | 1 | scalar @nodes > 3 and defined $nodes[3] and not $nodes[3]->isa('RDF::Trine::Node::Nil') |