#53007
by Observation

Difficulty: Hard

#52413
by Observation

Difficulty: Hard

#52412
by Observation

Difficulty: Hard

#52098
by Observation

Difficulty: Hard

#50898
by Observation

Difficulty: Medium

#50494
by Observation

Difficulty: Medium

#50463
by Observation

Difficulty: Hard

#50439
by Observation

Difficulty: Hard

#49700
by Observation

Difficulty: Medium

#49698
by Observation

Difficulty: Hard

#49696
by Observation

Difficulty: Medium

#49682
by Observation

Difficulty: Hard

#49671
by Observation

Difficulty: Hard

#49666
by Observation

Difficulty: Hard

#49661
by Observation

Difficulty: Hard

#49659
by Observation

Difficulty: Medium

#49629
by Observation

Difficulty: Medium

#49491
by Observation

Difficulty: Medium

#49479
by Observation

Difficulty: Medium

#49466
by Observation

Difficulty: Hard

#49464
by Observation

Difficulty: Hard

#49463
by Observation

Difficulty: Hard

#49427
by Observation

Difficulty: Hard

#49335
by Observation

Difficulty: Hard

#49334
by Observation

Difficulty: Hard

#49333
by Observation

Difficulty: Hard

#49236
by Observation

Difficulty: Hard

#49226
by Observation

Difficulty: Hard

#49172
by Observation

Difficulty: Hard

#49166
by Observation

Difficulty: Medium

#49121
by Observation

Difficulty: Hard